Main category: English prefixes

English has many prefixes that are used to construct words, particularly in scientific and medical language. For a list of suffixes, see Appendix:English suffixes.This page organizes prefixes alphabetically. For a list of prefixes specifically for nationalities, ethnic groups, and languages see Appendix:English nationality prefixes. For SI prefixes: Appendix:SI units.

Prefixes that start with A.
Prefix	All forms	Definition	Category	Extra
a-	a-	Away, from, out. in, on. Anglo-Saxon intensifying prefix. out, wholly. absence, lack.	Relational
ab-	ab-, abs-	Away from, without.	Relational
abdomin-	abdomin-, abdomino-	The abdomen.	Body parts
abio-	abio-	Without life.
Abkhazo-	Abkhazo-	Abkhazia, Abkhaz.	Proper nouns
abro-^[1]	abro-^[1]	(biology) Delicate, graceful.^[1].
ac-	ac-	To, toward, near.	Relational
acanth-	acanth-, acantho-	With thorns, spikes.
acaro-	acar-, acari-^[1], acario-^[1], acaro-	Mites, ticks.	Biota
accelero-	accelero-	Acceleration.
accipitr-^[1]	accipitr-^[1]	Hawk, bird of prey^[1].	Biota
acer-	acer-	Bitter, sour, sharp.
aceto-	acet-, aceto-	Methyl group bonded to a carboxyl group.	Chemical
aci-^[1]	aci-^[1]	(chemistry) The acid of a tautomeric compound^[1].	Chemical
acicul-^[1]	acicul-^[1]	Needle, needlelike^[1]. Needle-shaped.	Shapes
acido-	acido-	Acidic.
acipenser-^[1]	acipenser-^[1]	(biology) Sturgeon^[1].	Biota
acou-	acou-^[2], acous-^[1], acouso-^[1], acoust-^[1], acousto-	Sound.
acr-	acr-, acro-, akro-	Sharp. tip. extremity. peak.
acrid-^[1]	acrid-^[1], acrido-^[1]	(biology) Grasshopper^[1].	Biota
acromio-	acromio-	(anatomy) Acromion; the outermost point of the shoulder blade.	Body parts
acrylo-	acrylo-	Acrylic.
actin-	actin-, actino-	physics.
acu-	acu-	Sharp, needle, sudden.
aculo-^[1]	acule-^[1], aculo-^[1], acumin-^[1], acuti-^[1], acuto-^[1]	(biology) Sting, stinging; thorn, spike^[1].
ad-	ad-	Near, at. toward, to, tendency, addition.	Relational
adeno-	aden-, adeno-	Gland, or pertaining to the adenoid.	Body parts
adipo-	adip-, adipo-	Adipose; fat.	Body parts
adreno-	adren-^[2], adrenal-^[1], adreno-	Relating to the adrenal gland.	Body parts
aedoe-	aedoe-	Genitalia.	Body parts
Aegeo-	Aegeo-	The Aegean Sea.	Proper nouns
aeolo-	aeolo-	In constant change.
aequi-^[1]	aequi-^[1], equi-	Variant of equi-, equal^[1].	Relational
aer-	aer-, aero-, aër-, aëro-	Air, aircraft.
aesthesio-	aesthesi-^[1], aesthesio-, esthesi-, esthesio-	Pertaining to sensation or perception.
aetio-	aetio-, etio-	Cause, causation.
af-	af-	Away, from, off.	Relational
afore-	afore-	Previously, before.	Relational
Afro-	Afro-	African.	Proper nouns
aft-	aft-	Positioned at or near the back.	Relational
after-	after-	Coming after, following, secondary.	Relational
ag-	ag-	To, towards.	Relational
again-	again-	(non-productive) Prefix meaning again, against, back, or in return.	Relational
agglutin-^[3]	agglutin-^[3], agglutino-^[3]	(medicine) Adhere or clump^[3].
agor-^[3]	agor-^[3], agora-^[3]	(medicine) Marketplace.
agri-	agr-, agri-, agrio-^[1], agro-	Agriculture.
ailuro-	aeluro-, ailur-, ailuro-	Cat.	Biota
Akkado-	Akkado-	Akkad, Akkadia, Akkadian.	Proper nouns
Albano-	Albano-	Albanian, Albania.	Proper nouns
albo-	alb-, alba-, albi-^[1], albin-^[3], albino-, albo-, albu-^[1]	White.	Colours
alco-	alco-	Alcohol.
alder-	alder-	Of all, having the greatest degree of something.	Relational
aldo-	aldo-	Aldehyde.	Chemical
aleuro-	aleuro-	Wheat flour.
algo-^[1]	alg-^[1], alge-^[2], alges-^[1], algesi-^[2], algesio-^[3], algi-^[1], algio-^[1], algo-	Pain. Nociception^[1].
ali-	ali-	(anatomy) Lateral expansion.
alk-	alk-	(chemistry) Used to form classification names for classes of organic compounds which contain a carbon skeleton but no aromatic rings. See e.g. alkyl, alkane.
alkal-^[1]	alkal-^[1], alkali-^[1]	(chemistry) Alkali, alkaline^[1].
all-	al-, all-	Complete, general.
allanto-¹	allant-¹, allanto-¹	Sausage-shaped. (anatomy).	Shapes
allanto-²	allant-², allanto-²	Relating to allantois.
alli-^[1]	alli-^[1]	(biology) Garlic, aliums^[1].	Biota
allo-	allo-	Different. (chemistry) isomeric, especially of amino acids having two chiral centres.	Relational
alt-	alt-	Alternative.	Relational
alter-	alter-	Other, different, changed.	Relational
alto-	alto-	(meteorology) Relating to clouds of middle étage.
alumino-	aluminio-, alumino-	Aluminum.	Elements	13
alveolo-	alveol-, alveolo-	Alveolar.	Body parts
ambi-	ambi-, ambo-^[3]	Both, on both sides.	Relational
ambly-	ambly-, amblyo-	Dull, blunt, obtuse.
amelo-	amelo-	(anatomy) Involving tooth enamel.	Body parts
Americo-	Americo-, Amero-	America.	Proper nouns
amethyst-^[1]	amethyst-^[1]	(biology) Lavender, purple^[1].	Colours
amid-^[1]	amid-^[1], amido-^[1],	(chemistry) Containing an amino group -NH₂)^[1],.	Chemical
amino-	amin-^[1], amino-	Amines.	Chemical
ammo-	ammo-	Sand.
ammonio-	ammonio-	Ammonium.
amnio-	amnio-	The amnion around a foetus.	Body parts
amoebo-	ameb-, amebo-, amoeb-, amoebo-, amœb-, amœbo-	Amoeba.	Biota
amor-	amor-	Love, liking.
ampel-^[1]	ampel-^[1], ampelo-	Vine or grape.	Biota
amphi-	amph-^[1], amphi-, ampho-	Both, on both sides.	Relational
amphor-^[1]	amphor-^[1]	(biology) Shaped like an urn^[1].	Shapes
ampl-^[1]	ampl-^[1]	(taxonomy) Large, ample^[1].
amplexi-^[1]	amplexi-^[1]	Surrounded, encircled, entwined. (biology) amplexus.
ampulla-^[1]	ampulla-^[1]	(biology) Bladder, flask^[1].
amygdalo-	amygdal-, amygdalo-	Amygdala.	Body parts
amylo-	amyl-, amylo-	Starch.
an-	an-	Not.	Relational
ana-	ana-	Up. on. again. apiece.	Relational
anarcha-	anarcha-, anarcho-	Anarchism, anarchy.
anatomico-	anatomico-, anatomo-	Anatomy.
anci-^[4]	anci-^[4]	Ancient^[4].
and-	and-	Against, back, in return, away.	Relational
andro-	andr-, andro-	Human. man, male.
anemo-	anem-^[1], anemo-	Wind.
angio-	angi-, angio-	Blood vessels, lymph vessels.	Body parts
Anglo-	Anglo-, anglo-	England, English. Anglo-Saxon.	Proper nouns
anhydro-	anhydro-	(chemistry) Having had water removed.
aniso-	aniso-	Unequal, asymmetric.	Relational
ankylo-	anchyl-^[1], anchylo-^[1], ancyl-^[2], ancylo-^[1], ankyl-, ankylo-	Bent, crooked. Stiff, fused.	Shapes
annu-	ann-, annu-	Annual, yearly.
annulo-	annulo-	(anatomy) Relating to an annulus (ring).
ano-	ano-	(anatomy) Pertaining to the anus.	Body parts
ante-	ante-	Prior to in time. in front of in space.	Relational
anteiso-	anteiso-	(chemistry) (of an aliphatic compound, especially a fatty acid) Having a branch on the antepenultimate carbon atom of a chain.	Chemical
antero-	anter-^[1], anterio-, antero-	(anatomy) Nearer the front of the body.	Relational
antho-	anth-^[1], antho-	(botany) Pertaining to flowers.	Biota
anthra-	anthra-	(chemistry) Derivatives of anthracene.	Chemical
anthraco-	anthrac-, anthraco-	Coal, charcoal.
anthro-	anthro-, anthrop-, anthropo-	Man, human. Anthropology.
anti-	ant-, anti-	Against, hostile to. opposite of, reverse. counteracting, neutralizing.	Relational
antico-	antico-	Old, antiquated.
antiprismo-	antiprismo-	(chemistry) Eight atoms bound into a rectangular antiprism.
anxio-	anxio-	Anxiety.
aorto-	aort-, aortico-, aorto-	The aorta.	Body parts
apeiro-	apeiro-	Infinite.
api-^[1]	api-^[1]	(biology) Bee, bees^[1].	Biota
apico-¹	apic-, apici-^[1], apico-	Apex, point, tip, summit.
apico-^2,3	apic-, apici-^[1], apico-	dentistry.	Body parts
aplano-^[1]	aplano-^[1]	Non-mobile, fixed^[1].
aplo-	apl-^[1], aplo-, haplo-	Single, simple.
apo-	ap-, aph-^[1], apo-	Away from, separate. without, lacking. (chemistry) derived from, related to.	Relational
appendico-	append-, appendic-, appendico-	Appendix.	Body parts
après-	après-	(informal) Used to describe an event, phenomenon, etc. that occurs after a specified activity; after-.
aqua-	aqua-, aque-, aqui-	Water.
ar-	ar-	(chemistry) organic compounds that contain a carbon skeleton and one or more aromatic rings.	Chemical
arabino-	arabino-	Derived from arabinose.
Arabo-	Arabo-	Arabic.	Proper nouns
arabo-^[1]	arab-^[1], arabo-^[1]	(biology) Gum arabic^[1].
arachno-	arach-, arachn-, arachno-	Arachnids, spiders.	Biota
Aragono-	Aragono-	Aragon, Aragonese.	Proper nouns
Aralo-	Aralo-	The Aral Sea, or pertaining to it.	Proper nouns
arbori-	arbor-, arbori-	Trees.	Biota
arc-	arc-	(mathematics) Used to form the names of inverse trigonometric and hyperbolic functions, and also the symbols for these functions.
Arcado-	Arcado-	Arcadia.	Proper nouns
arch-	arch-, archa-^[1], arche-^[1], archi-, archo-	Chief, highest, most important. earlier, primitive.	Relational
archae-	archae-, archæ-	Ancient; antediluvian; archaic; old; prehistoric; primitive.
archaeo-	archaeo-, archaio-, archeo-, archæo-	Ancient, early, primitive.
arct-^[1]	arct-^[1], arcto-^[1]	North, northern, arctic^[1]. (biology) Bears^[1].
Arcto-	Arcto-	Of or relating to the Arctic.	Proper nouns
areno-	areno-	Sand.
areo-	areo-	The planet Mars.	Planets	4
argento-	argento-	Silver.	Elements	47
argillo-^[1]	argilla-^[1], argilli-^[1], argillo-^[1]	(biology) Clay^[1].
argyr-	argyr-, argyro-	Silver.	Elements	47
aristo-	aristo-	elite.
arithmo-	arithmo-	Pertaining to numbers, arithmetic.
Armeno-	Armen-, Armeno-	Armenian, Armenia.	Proper nouns
arseno-	arseno-	Arsenic.	Elements	33
arte-	arte-	(pharmacology) Used to form names of artemisinin-related compounds used as antimalarial agents.	Chemical
arteri-	arteri-, arterio-	(medicine) Artery.	Body parts
arteriolo-	arteriol-^[1], arteriolo-	Arteriole, small artery.	Body parts
arthr-	arthr-, arthro-	(biology) Joint, articulation.
arti-^[1]	arti-^[1], artio-^[1]	(biology) Even quantities ^[1].
articul-^[2]	articul-^[2]	(anatomy) Joint^[2].	Body parts
Aryo-	Aryo-	Aryan.	Proper nouns
as-	as-	Away from.	Relational
ascar-	ascar-	(medicine) Parasitic nematodal helminths of family Ascarididae.	Biota
asco-^[1]	asc-^[1], asci-^[1], asco-^[1]	(biology) Bladder, sac^[1].
aspergillo-	aspergill-, aspergillo-	(biology) aspergillus.	Biota
aster-¹	aster-	Stars.
aster-²	aster-	Star-shaped.	Shapes
astheno-	asthen-^[1], astheno-	(anatomy) Asthenia; weakness.
astragalo-	astragalo-	(anatomy) Pertaining to the astragalus, the anklebone.	Body parts
astro-	astr-, astro-	Star. celestial body.
Astur-	Astur-	Asturias, Asturian.	Proper nouns
at-	at-	At, close to, away, off.	Relational
atelo-	atel-, atelo-	Incomplete; unfinished; defective.
athero-	ather-, athero-	(medicine) Arterial conditions that are characterised by gruel-like lesions.
atlanto-	atlant-, atlanto-, atlo-	Atlas. The uppermost vertebra of the cervical spine.	Body parts
atmo-	atmo-	Air, steam.
atrio-	atri-^[2], atrio-	Atrium of the heart.	Body parts
atrop-	atrop-, atropo-	(chemistry) Atropisomer.
atto-	atto-	10⁻¹⁸.	Numbers
aud-	aud-	Hearing, listening.
audio-	audio-	Pertaining to sound, audio.
aug-	aug-	To originate, to increase (e.g. augment).
aur-	aur-, auro-	(medicine) Ear.	Body parts
auri-	aur-, auri-, auro-	Gold.	Elements	79
auriculo-	auricu-^[1], auriculo-	The auricle of the heart, or the external ear.	Body parts
Australo-	Australo-	Australia.	Proper nouns
austro-	austral-^[1], australo-^[1], austro-	South, southern.
Austro-	Austro-	Austria or Australia.	Proper nouns
auto-	aut-, auto-	Regarding oneself. automatic. car, driving.
auxo-	aux-^[2], auxo-	Growth, increase.
avi-	avi-	Birds, avians; flight.	Biota
axi-	axi-	Relating to the axis.
axillo-^[2]	axill-^[2], axillo-^[1]	(anatomy) Armpit ^[2].	Body parts
axo-	ax-^[1], axio-, axo-	Axis or axon.	Body parts
aza-	aza-	(chemistry) Used to form names of organic compounds where an atom is replaced by a nitrogen atom.	Chemical
Azero-	Azero-	Azerbaijani, Azerbaijan.	Proper nouns
azido-	azido-	(chemistry) Having an azide group (N-=N+=N-)as a substituent. Based on an azo compound (-N=N-).	Chemical
azo-	az-, azo-, azoto-^[2]	(chemistry) Nitrogen.	Elements	7
bacillo-	bacillo-	Bacillus.	Biota
back-	back-	Behind an object/structure (locative/directional).	Relational
bacterio-	bacter-, bacteri-, bacterio-	Bacteria, bacterial things, bacteriology.	Biota
balano-	balan-^[2], balano-	The glans (penis or clitoris).	Body parts
Balkano-	Balkano-	Pertaining to the Balkans.	Proper nouns
balneo-	balneo-	Bath.
Balto-	Balto-	Baltic.	Proper nouns
bario-	bario-	(mineralology) Used to form the names of minerals in which an element has been replaced by barium.	Chemical
baro-	bar-, baro-, bary-	Pressure, heaviness.
baryo-	baryo-	(physics) Baryon.
baryto-¹	baryto-¹	Containing baryta.	Chemical
baryto-²	baryto-²	Relating to barium.	Elements	56
Basco-	Basco-	Basque, Basque Country.	Proper nouns
basi-	bas-^[2], basi-, baso-	Base, basis.
basidio-	basidio-	Basidium.	Biota
Bat-	Bat-, bat-	(media) Belonging to or associated with Batman.
Batavo-	Batavo-	Relating to the Netherlands and Dutch culture.	Proper nouns
bathy-	batho-, bathy-	Deep, especially deep sea.
Bavaro-	Bavaro-	Bavarian, Bavaria.	Proper nouns
be-	be-	As an intensifier. on, around, about, concerning, over, in contact with. verbs derived from nouns or adjectives.	Relational
Belgo-	Belgo-	Belgian; of or pertaining to Belgium or its people.	Proper nouns
bellig-	bellig-	War, fighting.
bene-	bene-	Good, well.
benoz-	benz-, benzo-	(chemistry) Benzene, six-carbon aromatic ring.	Chemical
Berbero-	Berbero-	Berber.	Proper nouns
Berkeleio-	Berkeleio-	Berkeleian.	Proper nouns
bi-	bi-, bin-, bis-	Two. (chemistry) old, common method used to indicate the presence of an acidic hydrogen.	Numbers
biblio-	biblio-	Book.
bili-	bili-, bilio-	Bile.	Body parts
bio-	bio-	Life.
bismuto-	bismuto-	(mineralology) Used to name minerals in which an element of another mineral is replaced by bismuth.
blasto-	blast-, blasto-	Bud, budding, germination.
blenno-	blenno-	Mucus.	Body parts
blepharo-	blephar-^[2], blepharo-	Eyelids.	Body parts
bora-	bora-	(chemistry) Describing any compound in which a carbon atom (or a >CH group) has been replaced by one of boron.	Chemical
boreo-	boreo-	Northern.
boro-	boro-	Boron.	Elements	5
Bosno-	Bosno-	Pertaining to Bosnia, Bosnians or the Bosnian lect.	Proper nouns
brachio-	brachi-^[2], brachio-	Arms, branches.
brachy-	brachy-	Short.
brady-	brady-	Slowness.
branchio-	branchio-	Gills.	Body parts
brepho-	brepho-	(rare) Baby.
brevi-	brevi-	(anatomy) Short.
Brit-	Brit-, Britanno-, Brito-	Britain, Britannia, British.	Proper nouns
bromo-	brom-, bromo-	(chemistry) Bromine.	Elements	35
broncho-	bronch-, bronchi-, bronchio-, broncho-	(medicine) Bronchus, trachea, airways to the lungs.	Body parts
bronto-	bronto-	Thunder.
bryo-	bry-, bryo-	(botany) Pertaining to mosses.	Biota
bucco-	bucc-^[2], bucco-	Cheeks.	Body parts
Bulgaro-	Bulgaro-	Pertaining to Bulgaria, Bulgarians or the Bulgarian language.	Proper nouns
bur-	bur-	Placename prefix, indicated site of a fortified place.
Burmo-	Burmo-	Burma, Burmese.	Proper nouns
burs-^[2]	burs-^[2], burso-^[2]	(medicine) bursa ^[2].
but-	but-	(chemistry) Denotes the presence of four carbon atoms in the parent chain when forming names of organic compounds.	Chemical
butyro-	butyro-	(chemistry) Butyric substance.	Chemical
by-	by-, bye-	Next to, parallel, alternate.	Relational
C-	C-	(media) Chinese; used to denote nouns relating to the (popular) culture of China.
caco-	caco-	Bad.
caeco-	caeco-, ceco-	(medicine) Cecum.	Body parts
calcaneo-	calcaneo-	(anatomy) Calcaneus.	Body parts
calci-	calc-, calci-, calcio-, calco-	Calcium.	Elements	20
calli-	calli-	Beautiful.
calor-	calor-	Heat.
Cambro-	Cambro-	Wales, Welsh.	Proper nouns
Canado-	Canado-	Canadian, Canada.	Proper nouns
canaliculo-	canaliculo-	(anatomy) Canaliculus (small passageway).
Cantabro-	Cantabro-	Cantabrian, Cantabria, Cantabri.	Proper nouns
cantho-	cantho-	Canthus.	Body parts
capill-^[2]	capill-^[2]	Hair^[2].
capit-	capit-	Head.	Body parts
capno-	capno-	Smoke from combustion or smoking. Carbon dioxide.
carbo-	carb-, carbo-	(chemistry) Carbon.	Elements	6
carcin^[2]	carcin^[2], carcino-	Cancer.
carcinomato-	carcinomato-	Carcinoma.	Pathological
cardi-	cardi-, cardio-	Heart.	Body parts
cario-	cario-	Dental caries.	Pathological
carn-	carn-	Flesh.	Body parts
carotico-	carotico-	(anatomy) Of or relating to the carotid artery.	Body parts
Carpatho-	Carpatho-	Carpathia.	Proper nouns
carpo-	carp-, carpo-	Area around human wrist.	Body parts
carto-	carto-	Forms terms relating to maps.
cata-	cat-, cata-, kata-	Downwards movement, backwards, reverse.	Relational
Catalano-	Catalano-	Relating to Catalan culture, Catalan people or the Catalan language.	Proper nouns
caudo-¹	caudo-¹	The tail.	Body parts
caudo-²	caudo-²	Tail-shaped.	Shapes
caudo-³	caudo-³	In the direction of or proximity to a tail.	Relational
cedr-	cedr-	(chemistry) Cedar.	Biota
cef-	cef-	(pharmacology) Used to form names of cefalosporanic acid derivative used as antibiotics.	Chemical
Celto-	Celto-	Celtic.	Proper nouns
cen-	cen-	Most recent common (e.g. most recent common ancestor).	Relational
ceno-	ceno-	New, recent.
centi-	cent-, centi-	Hundred, one-hundredth. 10^-2.	Numbers
centro-	centr-, centri-, centro-	Centre, especially of mass nouns.	Relational
cephalo-	cephal-, cephalo-	(biology) Brain or head.	Body parts
cerato-	cerat-^[2], cerato-^[2], kerato-	(medicine) Horned, horn-like.
cerauno-	cerauno-	Thunderbolt, thunder, lightning.
cerebello-	cerebell-^[2], cerebello-	Cerebellum.	Body parts
cerebro-	cerebro-	The brain.	Body parts
cero-	cero-	Wax.
cervico-	cervic-^[2], cervici-, cervico-	The cervix; neck.	Body parts
ceta-	ceta-	Whales.	Biota
Chado-	Chado-	Chadian, Chad.	Proper nouns
chaeto-	chaeto-	Hair.
chalco-	chalco-	Copper, brass. ore.	Elements	29
Checheno-	Checheno-	Chechen.	Proper nouns
cheilo-	cheil-^[2], cheilo-	Lips.	Body parts
cheli-	cheli-	Claws.	Body parts
chemo-	chem-, chemi-, chemico-, chemo-	Chemicals, chemistry.
chilia-	chilia-	Thousand.	Numbers
Chino-	Chino-	Alternative of Sino-.
chion-	chion-	Snow.
chiro-	cheir-, cheiro-, chir-, chiro-	Hand, sign language. Pertaining to chiropractics.
chiroptero-	chiroptero-	Relating to bats (the flying mammal).	Biota
chlamydo-	chlamydo-	(biology) Denoting an outer covering (cortex) such as a rigid cell wall. Used to form taxonomic names and epithets for organisms that have a cloak- or mantle-like structure.
chloro-¹	chlor-¹, chloro-¹	Green.	Colours
chloro-²	chlor-², chloro-²	(chemistry) Chlorine.	Elements	17
chloroformyl-	chloroformyl-	(chemistry) Molecule containing a chloroformyl group which consists of a formyl group (-CO-H, also called aldehyde), in which the hydrogen is substituted by a chlorine atom (-CO-Cl). Also called acyl chloride.	Chemical
choano-	choan-, choano-	Funnel.
cholangio-	cholangio-	(anatomy) Bile duct.	Body parts
chole-	chol-, chole-	(medicine) Pertaining to bile or its production.	Body parts
cholecysto-	cholecyst-^[2], cholecysto-	(medicine) Relating to the gall bladder.	Body parts
choledocho-	choledoch-, choledocho-	Common bile duct.	Body parts
chondro-	chondrio-^[2], chondro-	Grains. (medicine) Cartilage.
choreo-	choreo-	Dance, dancing.
chorio-	chorio-	The chorion.	Body parts
choro-	choro-	Place.
Christo-	Christiano-, Christo-	Christian, Christ.	Proper nouns
chromato-	chromat-, chromato-, chromo-¹	Colour.
chromo-²	chromo-²	Chromium.	Elements	24
chrono-	chron-, chrono-	Time.
chrys-	chrys-, chryso-	Yellow.	Colours
Chukotko-	Chukotko-	Chukchi, Chukotka.	Proper nouns
chylo-	chylo-	(medicine) Chyle.	Body parts
cili-^[2]	cili-^[2], cilio-	(biology) Cilium.	Body parts
cine-	cine-	Pertaining to film, movies, cinema.
cingulo-	cingulo-	(anatomy) Cingulum.	Body parts
circu-^[4]	circu-^[4]	Circuitous, round, about^[4].	Relational
circum-	circum-	Around.	Relational
cirrh-^[2]	cirrh-^[2], cirrho-	Orange.	Colours
cirro-	cirro-	A tuft, curl, or tendril.
cis-	cis-	On this side of. (chemistry) Compound in which two atoms or groups are situated on the same side of some plane of symmetry passing through the compound.	Relational
citra-^[4]	citra-^[4]	On this side of; hither^[4].	Relational
clado-	clado-	A branch, or branching.
claustro-	claustro-	Enclosed space.
cleido-	cleido-	Clavicle.	Body parts
climo-	climo-	Climate; weather patterns.
clinico-	clinico-	(medicine) Clinic; clinical.
clino-	clino-	Inclined.
clostr-^[2]	clostr-^[2]	(anatomy) Spindle, spindle-shaped^[2].	Shapes
co-	co-	Together, mutually, jointly. partner or subordinate in an activity. to the same degree.	Relational
coagulo-	coagulo-	Blood coagulation.	Body parts
cobalti-	cobalti-	(chemistry) Cobaltic.	Elements	27
cobalto-	cobalto-	(chemistry) Cobaltous.	Elements	27
cochleo-	cochleo-	Cochlea.	Body parts
coelo-¹	cele-¹, celo-¹, coel-¹, coelo-¹, cœlo-¹	Hollow, cavity.
coelo-²	cele-², celo-², coel-², coelo-², cœlo-²	(medicine) Abdominal cavity.	Body parts
coen-	coen-, coeno-, cœn-, cœno-	Common.
colliculo-	colliculo-	Pertaining to the inferior colliculus or superior colliculus.	Body parts
colo-	colo-, colono-^[2]	The colon.	Body parts
Colombo-	Colombo-	Colombia.	Proper nouns
colp-^[2]	colp-^[2], colpo-	Vagina.	Body parts
combi-	combi-	(rare) Combination.	Relational
con-	col-, com-, con-, cor-	With, together, joint. used with certain words to intensify their meaning.	Relational
condylo-	condylo-	(anatomy) Condyle.	Body parts
conico-	conico-	Somewhat resembling a cone.	Shapes
cono-	cono-	Of or pertaining to a cone.	Shapes
contra-	contra-, contre-^[4], contro-	Against.	Relational
copr-	copr-, copro-	Excrement, dung.
Copto-	Copto-	Coptic.	Proper nouns
coraco-	coraco-	(anatomy) Coracoid process.	Body parts
cordi-^[2]	cord-^[2], cordi-^[2]	(anatomy) Heart. ^[2].	Body parts
coreo-	coreo-	Pupil of the eye.	Body parts
corneo-	corneo-	(anatomy) Cornea.	Body parts
cornu-^[2]¹	cornu-^[2]¹	(anatomy) Horn^[2].	Body parts
cornu-^[2]²	cornu-^[2]²	(anatomy) Horn-shaped, horn-like^[2].	Shapes
coron-	coron-, corona-, corono-	Crown, crown-shaped.	Shapes
corporo-	corporo-	Body.
Corso-	Corso-	Corsica, Corsican.	Proper nouns
cort-	cort-	(pharmacology) Used to form names of corticosteroids except prednisolone derivatives.	Chemical
cortico-	cortic-^[2], cortico-	Cortex, usually the adrenal cortex or the cerebral cortex.	Body parts
cosmo-	cosmo-	The universe, cosmos, world.
cost-	cost-, costo-	Ribs.	Body parts
coun-^[4]	coun-^[4]	Council.
counter-	counter-	In opposition to.	Relational
cox-^[2]	cox-^[2]	(anatomy) The hips, hip joint^[2].	Body parts
cran-	cran-	Cranberry.	Biota
cranio-	crani-^[2], cranio-	Cranium.	Body parts
crico-	crico-	(anatomy) Of or pertaining to the cricoid cartilage.	Body parts
Crimeo-	Crimeo-	Crimea, Crimean.	Proper nouns
Croato-	Croato-	Croatia, Croatian.	Proper nouns
crono-	crono-	The planet Saturn.	Planets	6
cross-¹	cross-¹	Movement across or interaction.	Relational
cross-²	cross-²	Cross-shaped, or referring to crosses.	Shapes
cruro-	cruro-	(anatomy) Relating to a limb or a hiatus.	Body parts
cryo-	cry-^[2], cryo-	Cold, freezing.
crypto-	crypt-, crypto-	Hidden, secret.
crystallo-	crystallo-	Crystal.
cteno-	cteno-	Comb, comb-shaped.	Shapes
cubito-	cubito-	Elbow.	Body parts
culdo-	culdo-	Cul-de-sac.
cuneo-	cuneo-	Cuneate; cuniform.
cupro-	cupr-, cupro-	Copper.	Elements	29
cutane-	cutane-	Skin.	Body parts
cyan-¹	cyan-¹, cyano-¹	Dark blue-green in color.	Colours
cyan-²	cyan-², cyano-²	(chemistry) Cyanogen, cyanide.	Chemical
cyber-	cyber-	Computer. cyberspace.
cycl-	cycl-, cyclo-	Circle. cycle. (chemistry) cyclic compound.
Cymro-	Cymro-	Wales, Welsh.	Proper nouns
cyn-	cyn-, cyno-	Pertaining to dogs.	Biota
cyph-^[2]	cyph-^[2], cypho-^[2]	Bent, crooked^[2].	Shapes
Cypro-	Cypro-	Cyprus; Cypriot.	Proper nouns
cyrto-	cyrto-	Hooked, curved.	Shapes
cysto-	cyst-^[2], cysti-^[2], cysto-	The bladder.	Body parts
cythero-	cythero-	(astronomy) Relating to Venus.	Planets	2
cyto-	cyt-, cyto-	(biology) Cell.	Body parts
Czecho-	Czecho-	Czech Republic.; Czech.; (obsolete) Czechoslovakia.	Proper nouns
Daco-	Daco-	Dacian.	Proper nouns
dacryo-	dacry-^[2], dacryo-	Tears, crying.
dactyl-	dactyl-, dactylo-	Fingers or toes.	Body parts
Dalmato-	Dalmato-	Pertaining to Dalmatia or Dalmatian.	Proper nouns
Dano-	Dano-	Pertaining to Denmark, Danish or the Danes.	Proper nouns
dasy-¹	dasy-¹	Hairy, shaggy.
dasy-²	dasy-²	Dense.
de-	de-	Reversal, undoing, removing. intensifying. from, off.	Relational
deca-	dec-, deca-, decakis-, deka-	Ten. 10.	Numbers
deci-	deci-	Tenth part. 10^-1.	Numbers
dehydro-	dehydro-	(chemistry) Used to form the names of compounds that have lost one or more hydrogen atoms, especially those that have lost even numbers of hydrogen atoms to form double bonds.	Chemical
deipno-	deipno-	Dinner, banquet.
demi-¹	demi-¹	Half.	Numbers
demi-²	demi-²	One that partly belongs to.	Relational
demo-	demo-	People, population.
demono-	demono-	Demon.
dendr-	dendr-, dendro-	Trees.	Biota
dento-	dent-^[2], denti-, dento-	Tooth or teeth.	Body parts
deorsum-	deorsum-	In a downwards direction.	Relational
deoxy-	deoxy-, desoxy-	(chemistry) Compounds that are formally derived from others by the replacement of a hydroxy group by a hydrogen atom.	Chemical
dermo-	derm-, derma-, dermat-, dermato-, dermo-	The skin.	Body parts
des-	des-	(chemistry) Removal of a group from a molecule.
desmo-	desmo-	Bond, chain.
deutero-	deuter-, deutero-	Second (in the sense of next after the first).	Relational
dextro-	dex-, dextr-^[2], dextro-	On the right.	Relational
di-	di-	Two, twice or double. through, across. reversal, removal. apart. intensifying.	Relational
dia-	dia-	Through, across.
diamido-	diamido-	(chemistry) Diamine.	Chemical
dichloro-	dichlor-, dichloro-	(chemistry) Two chlorine atoms.	Chemical
dicho-	dicho-	In two parts, paired.	Relational
dif-^[2]	dif-^[2]	Apart, separation^[2].	Relational
digi-	digi-, digit-^[2]	Digital; digit.
dihydro-	dihydro-	(chemistry) Two hydrogen atoms.	Chemical
dil-	dil-	(pharmacology) Used to form names of vasodilators.	Chemical
dilitha-	dilitha-	Having two lithium atoms replace hydrogen atoms in an organic compound.	Chemical
dilithio-	dilithio-	(chemistry) Having two lithium atoms replace hydrogen atoms in an organic compound.	Chemical
dimethylimidazol-	dimethylimidazol-	(chemistry) Dimethylimidazole, within a larger chemical formula.	Chemical
dinitro-	dinitro-	(chemistry) Two nitro groups (-NO₂).	Chemical
dino-¹	dino-¹	(biology) Large, dangerous.
dino-²	dino-²	Dinosaurs.	Biota
dino-³	dino-³	(medicine) Rotation or dizziness.
dino-⁴	dino-⁴	Dinoflagellates.	Biota
diphy-	diphy-	Double, twofold.
diplo-	dipl-, diplo-	Double.
dipso-	dipso-	Thirst.
dis-	dis-	Reversal, removal. apart. intensifying.	Relational
disco-	disco-, disko-	Disc-shaped.	Shapes
disto-	disti-, disto-	Distal; remote, far from a reference/attachment point.	Relational
docosa-	docosa-	Twenty-two.	Numbers
dodeca-	dodec-, dodeca-, duodeca-	Twelve.	Numbers
dolicho-	dolich-, dolicho-	Long.
dolor-	dolor-, doloro-	Pain.
doppel-	doppel-	Indicating remarkable similarity to, or duplication of, the referenced person or object.	Relational
dorso-	dors-, dorsi-, dorso-	The back of an organism.	Relational
down-	down-	Down, downwards.	Relational
dromo-	dromo-	Movement.
ducto-	ducto-	(anatomy) Duct (any exocrine glandular duct); most often the mammary duct, bile duct, or tear duct.	Body parts
duo-	duo-	Two.	Numbers
duodeno-	duoden-, duodeno-	The duodenum.	Body parts
duplicato-	duplicato-	(biology) Doubly.	Relational
duplo-	duplo-	(chemistry) Double, twofold.
dura-^[2]	dura-^[2]	Hard^[2].
dwi-	dwi-	(chemistry) A designation prefix for undiscovered chemical elements lying two periods under a known element in the periodic table. (For example, rhenium was called dwi-manganese before its discovery in 1925.).
dynamo-	dynamo-	Power.
dys-	dys-	Abnormal, difficult, impaired, bad.
E-	E-, e-	Electronic, or emergency version of an item.
ec-	ec-	Out of, exclude.	Relational
ecclesio-	ecclesio-	Church.
echino-	echino-	Spiny.
echo-	echo-	Sonic, sound.
eco-	eco-	Habitat or environment. Ecological, environmental (in the ecological sense).
econo-	econo-	Economics; economy.
ecto-	ect-^[2], ecto-	Outside, external.	Relational
ed-	ed-	(non-productive) A prefix of Old English origin meaning "again", "back", "anew", equivalent to re-.	Relational
edemato-	edem-, edemato-	Edema, swelling.	Pathological
ego-¹	ego-¹	Self.
ego-²	ego-²	Goats.	Biota
Egypto-	Egypto-, Ægypto-	Egypt.	Proper nouns
eigen-	eigen-	Own (adjective). Proper, characteristic.	Relational
eka-	eka-	One.	Numbers
elasto-	elasto-	Elastic.
electro-	electr-, electro-	Electricity, electric. electrolytic. electron.
eleo-	eleo-	Oil. (botany) Marsh, bog.
em-	em-	In, into, on, onto, within. covered. caused. provide with. as intensifier.	Relational
embolo-	embol-, embolo-	Embolism.	Pathological
embryo-	embryo-	Embryos.	Body parts
emeto-	emeto-	Vomit; emesis.	Pathological
en-	en-	In, into, on, onto, within. covered. caused. provide with. as intensifier.	Relational
enantio-	enantio-	Opposite.	Relational
encephalo-	encephal-, encephalo-	The brain.	Body parts
end-	end-, endo-, ent-, ento-	Inside, within. taking in.	Relational
endothelio-	endothelio-	Combining form of endothelium.	Body parts
ennea-	ennea-	Nine.	Numbers
enneadeca-	enneadeca-	Nineteen.	Numbers
eno-	eno-	Wine.
enter-¹	enter-¹	(non-productive) Mutually, between; inter.	Relational
entero-	enter-², entero-	Intestines.	Body parts
entomo-	entomo-	Insects.	Biota
enviro-	enviro-	Environment, environmental, environmetalism.
eo-	eo-	Earliest, ancient.
eosin-	eosin-, eosino-	Red.	Colours
epi-	epi-	Above, over, on, upon, outer. in addition to, besides, attached to. after. chemical entity related to or distinguished from (such) another.	Relational
epidermo-	epidermo-	Epidermal. epidermis; also, broadly, skin.	Body parts
epididymo-	epididymo-	Epididymis.	Body parts
episio-	episi-^[2], episio-	(medicine) Refers to the vulvar or perineal area in relation to the surgical procedures episiotomy, episiorrhaphy, or episioplasty.
epithelio-	epithelio-	Epithelium, skin.	Body parts
epoxy-	epoxy-	(chemistry) Based on an epoxide.	Chemical
equ-	equ-	Equal; balanced; identical.	Relational
equi-	equi-, æqui-	Equal, equally.	Relational
erem-¹	erem-¹	Desert. (biology) Solitary.
erem-²	erem-²	(biology) Solitary.
ergato-	ergat-, ergato-	Worker, labourer.
ergo-	ergo-	Work.
Eritreo-	Eritreo-	Eritrean, Eritrea.	Proper nouns
eroto-	eroto-	Sexual, erotic.
erythemato-	erythemato-	Erythema.	Pathological
erythro-	erythr-, erythro-	Red.	Colours
es-	es-	(pharmacology) Used to form names of drugs with a chiral center in the S configuration.	Chemical
eso-^[5]	eso-^[5]	Within, inner^[5].	Relational
esophago-	esophag-, esophago-, oesophag-, oesophago-	Esophagus.	Body parts
Esto-	Esto-	Chadian, Chad.	Proper nouns
estr-²	estr-²	(pharmacology) Used to form names of estrogens.	Chemical
estro-	estr-¹, estro-	Estrus (oestrus).
eth-	eth-	(chemistry) Two carbon atoms.	Chemical
Ethio-	Ethio-	Ethiopian, Ethiopia.	Proper nouns
ethmo-	ethmo-	Sieve, with the texture of a sieve.	Shapes
ethno-	ethn-, ethno-	Race, people, cultural group.
etho-	etho-	Ethics. Essential character and behaviour patterns.
etio-	eti-, etio-	Cause, causation.
eu-	eu-	Good. well, easily. true.
Euro-	Eur-, eur-, Euro-	Europe, especially as a political entity.
eury-	eury-	A wide variety or range.	Relational
even-	even-	Even, equal, similar, same, straight, direct.	Relational
ever-	ever-	Always.	Relational
ex-	ex-	Out of, outside. not. former.	Relational
exa-	exa-	Quintillion. 10¹⁸.	Numbers
exbi-	exbi-	2⁶⁰ = 1,024⁶.	Numbers
excito-	excito-	Excitation of a stimulus.
exo-	exo-	Outside, external, outer. turning out.	Relational
extero-^[5]	extero-^[5]	From outisde^[5].	Relational
extra-	extra-	Outside, beyond. Outward^[5].	Relational
extro-	extro-	Outwards.	Relational
facio-	faci-, facio-	The face.	Body parts
fascio-¹	fascio-¹	Bundle, band, fascia.
fascio-²	fascio-²	(anatomy) Fascia.	Body parts
febri-	febri-	Fever.
fem-	fem-	Femininity, women.
femoro-	femoro-	The femur.	Body parts
femto-	femto-	10^-15.	Numbers
Fenno-	Fenno-	Finland, Finnish.	Proper nouns
ferro-	ferr-, ferri-, ferro-, ferroso-	Iron (element). (chemistry) ferrous.	Elements	26
feto-	feto-, foeto-	Fetus.
fibrino-	fibrino-	Fibrin.
fibro-	fibr-^[2], fibro-	Fibre.
fibromato-	fibromato-	(medicine) Fibroma.
Fil-	Fil-	The Fillipines, Fillipino.
fil-^[2]	fil-^[2]	(anatomy) Fine, hair-like^[2].
filtro-	filtro-	To filter, strain.
Finno-	Finno-	Finland, Finnish.	Proper nouns
fistulo-	fistulo-	Connection, passage, hollow.
Fitz-	Fitz-	(used in English surnames) Son of; especially used for the illegitimate sons of royalty.
fix-	fix-	To repair, fix, attach.
flato-	flato-	Flatulence.
flavo-	flavo-	Yellow.	Colours
flexi-	flex-, flexi-	Flexible.
flexo-	flexo-	To bend, flexion, flexure.
flori-	flori-	Flowers.	Biota
fluoro-	fluo-, fluor-, fluori-, fluoro-	Fluorine. Fluorescence.	Elements	9
fluvio-	fluvio-	River.
folliculo-	folliculo-	Follicule.	Body parts
for-	for-	From. against, so as to involve prohibition, exclusion, omission, failure, neglect, or refusal. destructively, detrimentally. completely, excessively, to exhaustion, to pieces.	Relational
fore-	fore-	Before, in front of, front, foremast. earlier, beforehand.	Relational
formo-	form-, formo-	Formic acid.	Chemical
forth-	forth-	Forth, forward, away.	Relational
forti-	forti-	Strong.
fos-	fos-	Phosphorous.	Elements	15
fovea-	fovea-	Small pit or depression in an organ.
frac-	frac-	To break, cleave.
Franco-	Franco-, franco-	French.	Proper nouns
Franken-	Franken-, franken-	Artificial, terrifying, genetically modified.
frig-	frig-	Cold.
fronto-	front-^[2], fronto-	The frontal part of an object.	Relational
fructi-	fructi-, fructo-	Fruit.	Biota
fructo-	fructo-	Fructose.
full-	ful-, full-	Fully, completely, in full.
fungi-	fungi-	Fungi.	Biota
gab-	gab-	(pharmacology) Gabamimetic agent.	Chemical
gain-	gain-	Against, contrary to.	Relational
galacto-	galact-^[2], galacto-	Milk.
Gallo-	Gallo-	French.	Proper nouns
galvano-	galvano-	Electricity, electric. electrolytic. electron.
gameto-	gameto-	Gametes (eggs and sperm).	Body parts
gamo-	gamo-	Marriage, union, fertilization, reproduction.
ganglio-	ganglio-	Ganglion.	Body parts
gastro-¹	gastr-¹, gastro-¹	Stomach, gastric.	Body parts
gastro-²	gastr-², gastro-²	Cooking.
gelatino-	gelatino-	Gelatine.
genio-	genio-	Chin.	Body parts
genito-	genito-	Genital, reproduction.	Body parts
geno-	gen-, geno-	Genetics, genus. Family, tribe, race, offspring.
genu-^[2]	genu-^[2]	(anatomy) The knee^[2].	Body parts
geo-¹	geo-¹	Earth.	Planets	3
geo-²	geo-²	Ground, soil. Geography.	Geophysical
Georgio-	Georgio-	Georgian, Georgia.	Proper nouns
germ-	germ-	Basic part.
Germano-	Germano-, germano-	Germany.	Proper nouns
geronto-	gero-, geronto-	Senescence, the elderly.
gest-	gest-	(pharmacology) Steroid, progestrogen.	Chemical
gesto-	gestero-, gesto-	Pregnancy.
gibi-	gibi-	2³⁰.	Numbers
giga-	giga-	Billion, 10⁹. (computing) 2³⁰.	Numbers
giganto-	giganto-	Gigantic, enormous.
gingivo-	gingiv-^[2], gingivo-	The gums.	Body parts
glacio-	glaci-, glacio-	Glaciers.
glauco-	glauc-^[2], glauco-	Grey, silver.	Colours
glio-	gli-, glio-	Glia.
glomerulo-	glomerulo-	(anatomy) Glomerulus.
glosso-	gloss-, glosso-, glott-, glotto-	Speech, the tongue.
gluco-	gluco-	Sweet.
glucurono-	glucurono-	(chemistry) Relating to glucuronic acid.	Chemical
gluta-	gluta-, glutar-	Glutamic acid.	Chemical
gluteo-	gluteo-	The gluteus, buttocks.	Body parts
gly-	gly-	(pharmacology) Antihyperglycemic.	Chemical
glycero-	glycero-	Glycerol.
glyco-	glyc-^[2], glyco-	Sugar.
gnatho-	gnatho-	The jaw.	Body parts
gnos-	gnos-	To know.
god-	god-	Godfamily relations.
gon-	gon-, gono-	Sexual reproduction. Seed, semen^[2].
gonado-	gonado-	The gonads.
gonio-	gonio-	Angle.
grammatico-	grammatico-	Grammar.
grand-	grand-	Family relation that is one generation removed from original noun (e.g. grandfather).
granulomato-	granulomato-	(medicine) Granuloma.
grapho-	grapho-	Writing, drawing.
gravi-	gravi-	Weight.
gravid-	gravid-, gravido-	Pregnancy.
gravito-	gravito-, gravo-	Gravity.
great-	great-	Family relation that is one generation removed from original noun (e.g. great-uncle).
Greco-	Graeco-, Greco-, Græco-	Greek.	Proper nouns
guan-	guan-	(pharmacology) Guanidine.	Chemical
Guiano-	Guiano-	Guiana, Guianan.	Proper nouns
Guineo-	Guineo-	Guinean, Guinea.	Proper nouns
gymno-	gymno-	Naked.
gyne-	gyn-, gynaeco-, gyne-, gyneco-, gyno-, gynæc-, gynæco-	Women. Female reproductive system. Gynecology.
gyro-	gyro-	Circle, circular, spinning, rotating.
hadeo-	hadeo-	(astronomy) Pluto.	Planets	9
hadro-	hadro-	(physics) Hadron, hadronic.
haemangio-	haemangio-, hemangi-^[2], hemangio-	Blood vessels.	Body parts
haemo-	haem-, haema-, haemat-, haemato-, haemo-, hem-, hemat-, hemato-, hemo-, hæm-, hæmat-, hæmato-, hæmo-	Blood.	Body parts
hagio-	hagi-, hagio-	Pertaining to saints.
half-	half-	Half.
halluc-^[2]	halluc-^[2]	To wander in the mind^[2].
halo-	halo-	The sea, sea water. (chemistry) Halogens.
haplo-	aplo-, haplo-	Single, simple.	Relational
hapto-	hapto-	Binding, touching.
he-	he-	Male animal.
hebe-	hebe-	Youth.
Hebra-	Hebra-	Hebrew.	Proper nouns
hecto-	hecato-, hect-, hecto-	Hundred. 100.	Numbers
hectokilo-	hectokilo-	(obsolete) In the metric systems of units, multiplying the unit to which it is attached by 100,000. Symbol. hk.	Numbers
heli-	heli-	Helicopter.
helico-	helico-	Helix, spiral.	Shapes
helio-	heli-, helio-	Sun.
hella-	hella-	(informal) A very large quantity.
Helleno-	Hellen-, Helleno-	Greek, pertaining to Greece (Hellas).	Proper nouns
Helveto-	Helveto-	Swiss, Switzerland.	Proper nouns
hemero-^[5]	hemero-^[5]	Day^[5].
hemi-	hemi-	Half.
hendeca-	hendeca-	Eleven.	Numbers
heort-	heort-	(religious) Feast.
hepato-	hepat-, hepatic^[2], hepatico-, hepato-	The liver.	Body parts
hepta-	epta-, hept-, hepta-, heptakis-	Seven. seven atoms, seven groups.	Numbers
heptadeca-	heptadeca-	17.	Numbers
hermeo-	hermeo-, hermo-	(astronomy) Mercury.	Planets	1
hernio-	hernio-	Hernia.
herpet-	herpet-, herpeto-	Reptile. Herpes.	Biota
Herzego-	Hercego-, Herzego-	Herzegovina, Herzegovinan.	Proper nouns
hetero-	heter-^[2], hetero-	Other, different, other than usual. atoms of different kinds.	Relational
hexa-	hex-, hexa-, hexakis-	Six. six atoms, six groups.	Numbers
hexadeca-	hexadeca-	16.	Numbers
hexahedro-	hexahedro-	(chemistry) Eight atoms bound into a hexahedron (cube).
hexaprismo-	hexaprismo-	(chemistry) Twelve atoms bound into hexagonal prism.
Hiberno-	Hiberno-	Ireland.	Proper nouns
hidro-	hidr-^[2], hidro-	Sweat.
hiero-	hiero-	Sacred.
Himalo-	Himalo-	The Himalayas.	Proper nouns
hinder-	hind-, hinder-	Positioned toward the rear, back.	Relational
hippo-	hipp-, hippo-	Horses.	Biota
Hispano-	Hispano-, hispano-	Spanish.	Proper nouns
histo-	hist-, histi-, histio-, histo-	(biology) Tissue.	Body parts
historico-	historico-, historio-, historios-	History, historiography.
hodo-	hodo-	Road, path, travel.
holo-	hol-, holo-	Whole, complete, total.	Relational
homeo-	home-, homeo-, homoe-, homoeo-, homoi-, homoio-, homœ-, homœo-	Similar.	Relational
homo-¹	homo-¹	Same, similar, alike, identical.	Relational
homo-²	homo-²	Gay, homosexuality.
hopl-	hopl-, hoplo-	Weapon, arms, armed. Hoof, hooves, hooved.
hormono-	hormono-	Hormones.	Body parts
horo-	horo-	Time.
humero-	humer-^[2], humero-	(anatomy) Humerus.	Body parts
Hungaro-	Hungaro-	Hungary, Hungarian.	Proper nouns
Hurro-	Hurro-	Pertaining to Hurrian or the Hurrians.	Proper nouns
hyalo-	hyalo-	Transparent.
hydro-¹	hydr-¹, hydro-¹	Water, liquid. (mineralogy) hydrous compound.
hydro-²	hydr-², hydro-²	(chemistry) Hydrogen.	Elements	1
hydro-³	hydr-³, hydro-³	(zoology) Hydrozoa.	Biota
hydroxy-	hydroxy-	(chemistry) Hydroxyl.	Chemical
hyeto-	hyeto-	Rain, rainfall.
hygro-	hygr-, hygro-	Humidity.
hylo-	hyl-, hylo-	Forests, wood.
hyo-	hyo-	(anatomy) Hyoid bone.	Body parts
hyper-	hyper-	Over, above, beyond. excessive. existing in more than three spatial dimensions. linked non-sequentially, bridging points within an entity (as a database or network) nonsequentially.	Relational
hypho-	hypho-	(chemistry) A relatively open boron structure.	Chemical
hypno-	hypn-, hypno-	Sleep. hypnosis.
hypo-	hyp-, hypo-	Below, beneath, under, down. deficient, less than normal. (chemistry) in lower oxidation state, in low and usually the lowest position in series of compounds.	Relational
hypothalamo-	hypothalamo-	(anatomy) Hypothalamus.	Body parts
hyps-	hyps-, hypsi-, hypso-	Height, elevation.
hystero-	hyster-, hystero-	The uterus.	Body parts
i-	i-	Alluding to the internet. (Jamaica) Used to transform English words into words used by Rastafarians with a special meaning.
iatro-	iatr-^[2], iatro-	Pertaining to medical treatment.
Ibero-	Ibero-	Iberian (Spain and Portugual).	Proper nouns
ichno-	ichn-, ichno-	Trace or trace amounts of something.	Relational
ichthyo-	ichthy-, ichthyo-	Fish. (medicine) Scaly, dry skin.	Biota
icono-	icono-	Image, icon.
icosa-	eicosa-, icosa-, icosi-	20.	Numbers
ictero-	ictero-	Jaundice.
ideo-	ideo-	Idea, concept.
idio-	idio-	Personal, own.	Relational
il-	il-	Not. in, within, into. toward, on, onto. lacking, without. covered. caused. provide with. as intensifier.	Relational
ile-	ile-, ileo-, ilio-	The ileum.	Body parts
ill-	ill-	Bad, wrong.
Illyro-	Illyro-	Pertaining to Illyria or Illyrian.	Proper nouns
im-	im-	Not. in, within, into. toward, on, onto. lacking, without. covered. caused. provide with. as intensifier.	Relational
imido-	imid-, imido-	(chemistry) Imide.	Chemical
immuno-	immuno-	Immune system.	Body parts
in-	in-	Not. in, within, into. toward, on, onto. lacking, without. covered. caused. provide with. as intensifier.	Relational
incudo-	incudo-	(anatomy) Incus bone.	Body parts
Indo-	Indo-	India. East Indies. Indo-European.	Proper nouns
Indonesio-	Indonesio-	Indonesia, Indonesian.	Proper nouns
infero-	infero-	Inferior, further below/lower on the body.	Relational
info-	info-	Information.
infra-	infra-	Below, underneath, beneath.	Relational
infundibulo-	infundibulo-	(anatomy) Infundibulum.	Body parts
inguino-	inguino-	The groin.	Body parts
insta-	insta-	(informal) Instant, fast, speedy.
integro-	integro-	(mathematics) Integration.
inter-	inter-	Among, between, amid. reciprocal.	Relational
intero-^[5]	intero-^[5]	From inside^[5].	Relational
intestino-	intestino-	Intestines.	Body parts
intra-	intra-	Inside, in, into, inward, interior, within. during, between.	Relational
intro-	intro-	Into, inwards.	Relational
Inver-	Inver-	Mouth of a river.	Proper nouns
io-	io-, iod-, iodo-	Iodine.	Elements	53
iono-	iono-	Ions.
ipsi-	ipsi-	Same, on the same side of.	Relational
ir-	ir-	Not. in, within, into. toward, on, onto. lacking, without. covered. caused. provide with. as intensifier.	Relational
Irano-	Irano-	Iran, Iranian.	Proper nouns
irid-	iri-, irid-, irido-, iris-, irrido-	The iris.	Body parts
iridico-	iridico-	(chemistry) Iridic.	Chemical
iridio-	iridio-	(chemistry) Iridium.	Elements	77
isch-^[2]	isch-^[2]	(medicine) Restriction, holding back^[2].
ischio-	ischio-	The ischium.	Body parts
Islamo-	Islamo-	Islam, Muslims.	Proper nouns
iso-	is-, iso-	Equal, homogeneous, uniform. (chemistry) Isomer. For or from different individuals of the same species.	Relational
isoindol-	isoindol-	(chemistry) Isoindole.	Chemical
isthmo-	isthm-, isthmo-	Having or involving an isthmus.
Istro-	Istro-	Denoting Istrian origin or character, or a variety of [the prefixed element] associated with or pertaining to Istria.	Proper nouns
Italo-	Italo-, italo-	Italian.	Proper nouns
ithy-	ithy-	Erect, straightened.
ixod-	ixod-	Ticks.	Biota
J-	J-	(media) Used to denote nouns for things originating in Japan.
Japano-	Japano-	Japan, Japanese.	Proper nouns
jaundo-	jaundo-	Yellow, jaundiced.	Colours
jejuno-	jejuno-	(medicine) The jejunum.	Body parts
Jordano-	Jordano-	Jordan, Jordanian.	Proper nouns
jovi-	jovi-	Relating to the planet Jupiter.	Planets	5
Judeo-	Judaeo-, Judeo-, Judæo-	Judaism.	Proper nouns
Jugo-	Jugo-	Yugoslavia, Yugoslavian.	Proper nouns
jugulo-	jugulo-	Jugular vein.	Body parts
juridico-	juridico-	Jurisprudence, the law, legal infrastructure.
juven-	juven-	Young.
juxta-	juxta-	Near to.	Relational
K-	K-	(media) Korean; used to denote nouns relating to the (popular) culture of South Korea.	Cultural
Karelo-	Karelo-	Karelia; Karelian.	Proper nouns
Kartvelo-	Karto-, Kartvelo-	Georgia, Georgian.	Proper nouns
karyo-	kary-, karyo-	Nut, kernel, grain. (biology) The nucleus. (medicine) The cornea.
kata-^[5]	cata-, kata-^[5]	Downward, destructive^[5]; variant of cata-.	Relational
Kazaco-	Kazaco-	Kazakhstan, Kazakh.	Proper nouns
Kenio-	Kenio-	Kenya, Kenyan.	Proper nouns
ker-	ka-, ker-	Onomatopoeic term for a thud.
kerato-	kerat-, kerato-	(anatomy) Cornea.<^[6].
kerauno-	kerauno-	Thunderbolt, thunder, lightning.	Geophysical
kern-	kern-	Kernel, nucleus.
keto-	keto-	Ketone.	Chemical
kibi-	kibi-	2¹⁰.	Numbers
kilo-	kilo-	Thousand. 1,000. (computing) 2¹⁰.	Numbers
kine-	kine-, kinesio-, kineto-	Movement, motion.
kinesi-	kinesi-	Movement, especially the movement of human body parts.
klado-	klado-	(chemisty) A very open boron structure.	Chemical
klepto-	klepto-	Stealing.
koilo-	koil-^[2], koilo-	Concave, hollow, depression.	Shapes
konio-	konio-	Dust.
Koreo-	Koreo-	Korea, Korean.	Proper nouns
kuli-	kuli-	Community of one caste in orissa, so some "kuli & kulis" is equal to one caste "kuli & kulis" in schedule tribe that the kuli & kulis is the one & same caste in India.	Proper nouns
Kurdo-	Kurdo-	Kurdish.	Proper nouns
kymo-	kymo-	Wave, waveform.	Shapes
kyph-^[2]	kyph-^[2], kypho-	Bent, humped, hunchbacked.	Shapes
Kyrgyzo-	Kyrgyzo-	Kyrgyzstan, Kyrgyz.	Proper nouns
La-	La-	(US, African-American Vernacular, anthroponymy) Used in African-American female given names.	Personal names
labio-	labi-, labio-	The lips.	Body parts
Lacono-	Lacono-	Sparta.	Proper nouns
lacri-	lacri-, lacrim-^[2], lacrimo-^[2]	Crying, tears.	Body processes
lacto-	lact-, lacti-^[2], lacto-	Milk, lactation.	Body processes
lalo-^[5]	lalo-^[5]	Speech, speaking^[5].	Body processes
lamino-	lamino-	A thin layer.	Structural
laparo-	lapar-^[2], laparo-	The abdominal wall; operations through it.	Body parts
laryngo-	laryng-, laryngo-	The larynx.	Body parts
latero-	latero-	To one side.	Relational
Latino-	Latino-	Latin, Latin America.	Proper nouns
Lebano-	Lebano-	Lebanon, Lebanese.	Proper nouns
Lechito-	Lechito-	Lechia, Lechite.	Proper nouns
leg-	leg-	Law, legal.	Disciplines
leicitho-	leicitho-	Egg yolk.	Body parts
leio-	lei-^[2], leio-	Smooth.	Structural
lepido-	lepido-	Scales, scaly.	Shapes
lepro-	lepro-	Leprosy.	Pathological
lepto-	lept-, lepto-	Small, narrow, thin.	Relational
Letto-	Letto-	Latvian, Latvia.	Proper nouns
leuko-	leuc-, leuco-, leuk-, leuko-	White. (medicine) Colourless^[6].	Colours
levi-	levi-	To lighten, to make less heavy.	Structural
levo-	laevo-, lev-, levo-, lævo-	On or to the left.	Relational
lexi-	lexi-	Word, lexeme.	Disciplines
lexico-	lexico-	Words, speech.	Disciplines
libre-	libre-	Free, particularly open source.	Relational
libro-	libro-	Book.	Technologies
Libyco-	Libyco-	Libya, Libyan.	Proper nouns
lieno-	lien-, lieno-	The spleen.	Body parts
ligato-	ligato-	To bind, tie.	Structural
lign-	lign-, ligno-	Wooden.	Materials
Liguro-	Liguro-	Liguria, Ligurian.	Proper nouns
like-	like-	Similar.	Relational
limno-	limn-, limno-	Body of fresh water.	Geophysical
linguo-¹	ling-^[2]¹, lingua-^[2]¹, linguo-¹	Tongue.	Body parts
linguo-²	ling-^[2]², lingua-^[2]², linguo-²	Language.	Disciplines
lipo-	lip-, lipo-	Fat.	Body parts
liss-^[2]	liss-^[2], lissos-^[2]	(medicine) Smooth.	Structural
lith-	lith-, litho-	Rock, stone.	Geophysical
litha-	litha-	(chemistry) Having a lithium atom replace hydrogen in an organic compound.	Chemical
lithio-	lithio-	Lithium.	Elements	3
Litto-	Litto-	Lithuanian, Lithuania.	Proper nouns
lobo-	lobo-	Lobe.	Shapes
loc-	loc-	Place, location.
logico-	logico-	Logic.	Disciplines
logo-	log-^[2], logo-	Words.	Disciplines
lopho-	lopho-	Crest, ridge, tuft.	Structural
ludo-	ludo-	Games, especially video games.	Disciplines
lumbo-	lumb-^[2], lumba-^[2], lumbo-	Lower back.	Body parts
lumino-	lumino-	Light, illumination.
luni-	luni-	Moon.	Astronomical
Lusitano-	Lusitano-, Luso-, luso-	Portuguese, Portugal.	Proper nouns
luteo-	luteo-	medicine.	Body parts
lyco-	lyc-, lyco-	Wolf.	Biota
lympho-	lymph-, lympho-	Lymph.	Body parts
lyo-	ly-, lyo-	Dispersion, dissolution.	Structural
lyso-	lys-^[2], lyso-	Disintegration, breakdown.	Structural
Mac-	Mac-	A patronymic used to form common Irish and Scottish names, similar to the English -son.	Personal names
Macedo-	Macedo-	Macedonia.	Proper nouns
macro-	macr-, macro-	Large. long. inclusive.	Relational
magico-	magico-	Magic, magical.
magnesio-	magnesio-	Pertaining to magnesium.	Elements	12
magnet-	mag-, magnet-, magneto-	Magnet, magnetism.	Geophysical
magni-	magni-	Large, big.	Relational
mal-	mal-, male-²	Bad, faulty. not. abnormal. inadequate.	Relational
malaco-	malaco-	Soft.	Structural
malario-	malario-	Malaria.	Pathological
Malayo-	Malayo-, Malaysio-	Malaysia, Malaysian.	Proper nouns
male-¹	male-¹	Male, men.
malto-	malto-	(chemistry) Maltose.	Chemical
mammillo-	mammill-^[2], mammillo-^[2]	(anatomy) Nipple^[2].	Body parts
mammo-	mamm-, mammo-	Breasts.	Body parts
mandibulo-	mandibulo-	Mandible.	Body parts
mangan-	mangan-, mangano-¹	Manganese.	Elements	25
mangani-	mangani-	Manganic.	Chemical
mangano-²	mangano-²	Manganous.	Chemical
mani-	mani-, many-	Many, multiple.	Relational
manno-	manno-	Mannose.	Chemical
manu-^[2]	manu-^[2]	(anatomy) Hand^[2].	Body parts
mar-	mar-	(metallurgy) Relating to the production of martensite grains in steel.	Chemical
Marchigiano-	Marchigiano-	Marche, from or relating to Marche.	Proper nouns
masso-	masso-	Massage.
mast-¹	mast-¹, masto-¹	Breasts, nipples, udders, teats.	Body parts
mathematico-	mathematico-	Mathematics, mathematical.	Disciplines
matri-	materno-, matr-, matri-	Mother, motherhood.
maxi-	maxi-	Larger than usual.	Relational
maxillo-	maxillo-	The jaw.	Body parts
Mc-	Mc-	A patronymic used to form common Irish and Scottish names, similar to the English -son. (informal) Used to create mock names.	Personal names
meato-	meato-	(medicine) Meatus (opening).	Body parts
mebi-	mebi-	2²⁰.	Numbers
mechano-	mechano-	Mechanical.
meco-	meco-	Length or distance.
medico-	medico-	Medicine (“profession”); medical.
medio-	medio-, mesio-	Middle.	Relational
Medo-	Medo-	Pertaining to Media, Median or the Medes.	Proper nouns
mega-²	meg-², mega-²	Million, 10⁶. (computing) 2²⁰. (computing, marketing) 2¹⁰ * 10³. great, large.	Numbers
megalo-	meg-¹, mega-¹, megal-, megalo-	Large, great, or exaggerated.	Relational
meio-	meio-	Less, fewer.	Relational
mela-	mela-	Black; dark.	Colours
melano-	melan-^[2], melano-	Black.	Colours
melo-	melo-	Melody.
membrano-	membrano-	Membrane.	Body parts
meningo-	mening-^[2], meningo-	The meninges.	Body parts
meno-¹	men-^[2]¹, meno-¹	Month, monthly.
meno-²	men-^[2]², meno-²	Menses, menstruation.	Body processes
mento-	mento-	The chin.	Body parts
mer-¹	mer-¹	Sea; marine.	Geophysical
mer-²	mer-²	Applied to beings that are fully or partly sea-creatures. (fantasy) Mermaids, mermen.
mercapto-	mercapto-	An organosulfur compound that contains a carbon-bonded sulfhydryl or sulphydryl.	Chemical
mercuri-	mercuri-	Relating to the planet Mercury.	Planets	1
mercurico-¹	mercurico-¹	Mercury.	Elements	80
mercurico-²	mercurico-²	(chemistry) Mercuric.	Chemical
mero-^[2]	mer-³, mero-^[2]	Partly, partial. (anatomy) Part, component.	Relational
meso-	mes-, meso-	Middle. intermediate.	Relational
meta-	met-, meta-	Transcending, encompassing, comprehensive. self-referential. analogies with metaphysics. classifications. change, transformation. (pathology) consequent on. (anatomy, zoology) behind. (botany, zoology) later, subsequent. (geology) analogies and derivatives of metamorphism. (chemistry) having fewer molecules of water. (chemistry) in isomeric benzene derivatives, having the two substituents in alternate positions.	Relational
metacarpo-	metacarp-, metacarpo-	Metacarpals.	Body parts
metallo-	metallo-	Metal, metallic.	Chemical
metatarso-	metatars-, metatarso-	Metatarsals.	Body parts
meteoro-	meteoro-	Related to weather.	Geophysical
metho-	meth-, metho-	(chemistry) Methyl.	Chemical
methoxy-	methoxy-	(chemistry) The univalent radical CH₃-O- derived from methanol.	Chemical
methyl-	methyl-	(chemistry) Used to form terms describing the attachment of a methyl group.	Chemical
metro-¹	metr-¹, metro-¹	Metropolitan, city.
metro-²	metr-², metro-²	(medicine) The uterus.	Body parts
metro-³	metr-³, metro-³	Measurement, (poetry) meter.	Disciplines
micro-¹	micr-¹, micro-¹	Very small.	Relational
micro-²	micr-², micro-²	10^-6.	Numbers
micromicro-	micromicro-	(obsolete) Pico- (in the names of SI units).	Numbers
micto-	micto-	Mixed.	Relational
mid-	mid-	Middle, between, with.	Relational
midi-	midi-	Medium sized.	Relational
migra-	migra-	Migration, wandering.
milli-	milli-	10^-3. thousand.	Numbers
millimicro-	millimicro-	(obsolete) Nano- (in the names of SI units).	Numbers
millimilli-	millimilli-	(obsolete) Micro- (in the names of SI units).	Numbers
mini-	mini-	Small, brief.	Relational
mis-	mis-	Bad, wrong. lack, failure. opposite, not. unfavorable.	Relational
miso-	miso-	Hatred.
mito-¹	mit-¹, mito-¹	Thread, string.
mito-²	mit-², mito-²	(biology) Mitosis.	Body processes
mito-³	mit-³, mito-³	(pharmacology) Used to form names of nucleotoxic agents used as antineoplastics.	Chemical
mnemo-	mnemo-	Memory.	Body processes
Mongolo-	Mongolo-	Mongolia, Mongols, Mongolian.	Proper nouns
mono-¹	mon-¹, mono-¹	One.	Numbers
mono-²	mon-², mono-²	Single, alone.	Relational
Moravo-	Moravo-	Moravia; Moravian.	Proper nouns
morpho-	morph-, morpho-	Shape, form, morphology.
mort-	mort-	Death.	Body processes
moto-¹	moto-¹	Motorcycle.	Technologies
moto-²	moto-²	(biology) Motor; movement.	Body processes
muco-	muci-, muco-	Mucus.	Body parts
mucoso-	mucoso-	(medicine) Mucosal. referring to a mucosa (i.e., a mucous membrane).	Body parts
multi-	multi-	Many.	Relational
musculo-	muscul-^[2], musculo-	Muscle.	Body parts
musico-	musico-	Music.	Disciplines
muta-	muta-	Mutation, change.	Relational
my-¹	my-¹	(obsolete) A factor of a myriad (“10,000”).	Numbers
myco-	myc-, myco-	Fungus, mushroom.	Biota
mydro-	mydro-	Wide.	Relational
myel-	myel-, myelo-	Bone marrow, spinal cord.	Body parts
mylo-	mylo-	(anatomy) Of or pertaining to the molars.	Body parts
myo-	my-², myo-	Muscle.	Body parts
myria-	myri-^[2], myria-, myrio-	Ten thousand. 10,000.	Numbers
myringo-	myring-, myringo-	Eardrum.	Body parts
myrmeco-	myrmeco-	Ants.	Biota
myso-	myso-	Dirt, filth.
mytho-	mytho-	Mythology.
myxo-	myx-^[2], myxo-	Mucus.	Body parts
nab-	nab-	(pharmacology) Cannabinoid receptor agonist.	Chemical
nal-	nal-	(pharmacology) Opiod receptor agonist.	Chemical
nano-¹	nan-¹^[2], nano-¹	10^-9.	Numbers
nano-²	nan-²^[2], nano-²	Nanotechnology, nanoscale.
naphtho-	naphtho-	(chemistry) Napthalene.	Chemical
narco-	narc-^[2], narco-	Stupor, sleep; narcotics.
naso-	nas-^[2], naso-	The nose.	Body parts
nat-	nat-, nati-	Birth.
natro-	natr-, natro-	Sodium.	Elements	11
Navarro-	Navarro-	Navarre, Navarrese.	Proper nouns
necro-	necr-, necro-	Death.
nega-	nega-	Negative.	Relational
negro-	negro-, nigro-	Black.	Colours
nemat-	nemat-, nemato-	Filiform structure, thread.	Shapes
neo-	neo-	New, recent.
nepho-	nepho-	Clouds.
nephro-	nephr-, nephro-	The kidneys.	Body parts
neptuni-	neptuni-	Relating to the planet Neptune.	Planets	8
nervo-	nerv-^[2], nervo-	Nerve.	Body parts
nether-	nether-	Low, lower, below, under, beneath. Inferior.	Relational
neuro-	neur-, neuri-^[6], neuro-	The nervous system.	Body parts
neutro-	neutro-	Neutral, neither.
nevo-	nevo-	(medicine) Nevus skin lesion.
new-	new-	New, recent.
nido-	nido-	Nest.
nifur-	nifur-	(pharmacology) 5-nitrofuran.	Chemical
Nigerio-	Nigerio-	Nigerian, Nigeria.	Proper nouns
nil-	nil-	Zero.	Numbers
Nilo-	Nilo-, Niloto-	The Nile river.	Proper nouns
Nippo-	Nippo-	Japanese, Japan.	Proper nouns
nitro-	nitr-, nitro-	Nitrogen.	Elements	7
noci-	noci-	Pain, harm.
noct-	noct-	The night.
nodo-	nodo-	Knot.
nomen-	nomen-	Name.
nomino-	nomino-	(linguistics) The nominative case.
nomo-	nom-, nomo-	Law. Names.
non-	non-	Not, other than. reverse. absent, lacking. unimportant, worthless, of little or no consequence.	Relational
nona-	nona-	Nine.	Numbers
nonadeca-	nonadeca-	19.	Numbers
noo-	noo-	The mind.	Body parts
nor-	nor-	(chemistry) Organic compound that is the parent of another.	Chemical
norm-	norm-, normo-²	(medicine) Normal^[2].
Normanno-	Normanno-	Normandy, the Normans, or the Norman language.	Proper nouns
normo-¹	normo-¹	Rule, order, norms.
Norvego-	Norvego-	Norwegian, Norway.	Proper nouns
noso-	noso-	Disease.
notho-	notho-	Used to indicate a hybrid taxonomic element.	Relational
noto-¹	noto-¹	South, southern.
noto-²	noto-²	(paleontology) South America.	Proper nouns
nucleo-	nucleo-	Nuclear, a nucleus.
nudi-	nudi-	Naked.
nulli-	nulli-	Null.
numero-	numero-	Number, numbers.
nutri-	nutri-	Nutricion.
nyct-	nyct-, nycto-	The night, darkness.
nympho-	nympho-	Nymph. Adolescent girl.
ob-	ob-	Towards, on, over, against.	Relational
obstetro-	obstetro-	Obstetrics; pregnancy and birth.	Body processes
occipito-	occipit-, occipito-	The occipital bone.	Body parts
Occitano-	Occitano-	Occitania, Occitan.	Proper nouns
ochl-	ochl-	Mob.
ochlo-	ochlo-	Crowd.
octa-	oct-, octa-, octakis-, octo-	Eight.	Numbers
octadeca-	octadeca-	Eighteen.	Numbers
'oculo-	ocul-^[2], oculo-	The eyes.	Body parts
odo-	odo-	Relating to roads .	Technologies
odonto-	odont-^[2], odonto-	Teeth.	Body parts
odyno-	odyn-^[2], odyno-	Pain.	Pathological
oeno-	oeno-, œno-	Wine.
Of-	Of-	(UK) A regulatory body for a specified industry.
off-	off-	Away from, off.	Relational
oleo-	oleo-	Oily, oil.
olfacto-	olfacto-	Smell.	Body processes
olig-	olig-, oligo-	Few.	Relational
olivo-	olivo-	(anatomy) Olivary body.	Body parts
Omano-	Omano-	Oman, Omani.	Proper nouns
ombro-	ombro-	Rain.	Geophysical
omento-	omento-	Omentum.	Body parts
omni-	omni-	All, universal.	Relational
omo-	om-^[2], omo-	The shoulder.	Body parts
omphalo-	omphal-, omphalo-	The navel.	Body parts
on-	on-	On, toward, forward.	Relational
onco-	onco-	Tumour, cancer.	Pathological
oneiro-	oneir-, oneiro-	Dreaming.
onomato-	onomato-	Name; word.
onto-	onto-	Existence, being.
onych-	onych-, onycho-	Nails, claws.	Body parts
oo-	oo-, oö-	Egg.	Body parts
oophor-	oophor-, oophoro-^[2]	The ovaries.	Body parts
oophoro-	oophoro-	Ovary.	Body parts
ophio-	ophid-, ophio-	Snakes.	Biota
ophryo-	ophry-, ophryo-	The eyebrow.	Body parts
opistho-	opistho-	Back, behind, rear.	Relational
opsono-	opsono-	Opsonin.	Body parts
opthalmo-	ophthalmo-, opthalm-^[2]	Of or relating to eyes.	Body parts
optic-	optic-, optico-^[2]	Vision.	Body processes
opto-	opto-	Optical.
or-	or-	anatomy.	Relational
orbito-	orbito-	(anatomy) Orbit.	Body parts
orchi-	orch-, orchi-, orchid-^[2], orchido-, orchio-^[2], orcho-^[2]	Testicles.	Body parts
organo-¹	organo-¹	(biology) Organs.	Body parts
organo-²	organo-²	Organic. (chemistry) Organic chemistry.
ornitho-	ornith-, ornitho-	Birds.	Biota
oro-¹	oro-¹	The mouth.	Body parts
oro-²	oro-²	Mountains.	Geophysical
ortho-	orth-, ortho-	Straight. upright, vertical, perpendicular. right, proper, correct. (chemistry) having extra proportion of water, hydrated, hydroxylated. (chemistry) in isomeric benzene derivatives, having the two substituents in adjacent positions. (physics)) of any molecule of the form X₂ wherein the two nuclei have parallel spin.	Relational
os-	os-	(non-productive) Against; facing; a combining prefix found in verbs of Latin origin.	Relational
oscheo-	oscheo-	The scrotum.	Body parts
Osco-	Osco-	Oscan.	Proper nouns
osmio-	osmio-	(chemistry) Osmium.	Elements	76
osmo-	osmo-	Osmosis.	Body processes
osphresio-	osphresio-	Olfaction, to smell.	Body processes
ossiculo-	ossiculo-	Ossicule.	Body parts
osteo-	osse-^[2], osseo-, ossi-, ost-^[2], oste-^[2], osteo-	Bone, bones.	Body parts
ostreo-	ostreo-	Forms terms related to oysters.	Biota
other-	other-	Different, other, alternative.	Relational
oto-	ot-, oto-	Ear.	Body parts
out-	out-	External. surpassing, exceeding, greater, beyond.	Relational
ovario-	ovari-^[2], ovario-	Ovaries.	Body parts
over-	over-	Above, higher. superior. excessive, surpassing, exceeding.	Relational
ovo-	ov-, ovi-, ovo-, ovulo-	Egg. ovum.	Body parts
oxa-	oxa-	(chemistry) Used to name compounds in which a carbon atom (typically a methylene group) has been replaced by one of oxygen.	Chemical
oxalo-	oxal-, oxalo-	(chemistry) Derived from, or related to oxalic acid. Containing the radical -CO-COOH derived from oxalic acid by removal of a hydroxyl.	Chemical
oxaza-	oxaza-	(chemistry) Used to name compounds in which two carbon atoms have been replaced by one of oxygen and one of nitrogen.	Chemical
oxo-¹	ox-¹, oxi-, oxo-¹, oxy-²	Oxygen.	Elements	8
oxo-²	ox-², oxo-²	(chemistry) Having a methylene group replaced by a carbonyl group.	Chemical
oxy-¹	oxy-¹	Sharp, keen, acute, pungent, acid.
oxysm-	oxysm-, oxysmo-	Sudden.	Relational
pachy-	pachy-	Thick.	Relational
Pako-	Pak-, Pako-	Relating to Pakistani, Pakistan.	Proper nouns
palato-	palat-, palato-	Palate, roof of mouth.	Body parts
palebro-	palebr-^[2], palpebro-	Eyelid.	Body parts
paleo-	palae-, palaeo-, pale-, paleo-, palæ-, palæo-	Very old, prehistoric, ancient. very early, primitive, archaic.	Relational
palin-	pali-, palin-	Again, repeated, recur.	Relational
pallado-	palladio-, pallado-	(chemistry) Palladium.	Elements	46
palliato-	palliato-	To relieve, soothe. Palliative.
palpiot-	palpit-, palpito-	Flutter, throb.
palpo-	palp-, palpo-	To gently touch.
palyno-	palyno-	Pollen; palynology.	Body parts
pan-	pan-, pano-	All, every, united.	Relational
pancreato-	pancreat-, pancreatico-, pancreato-	Pancreas.	Body parts
panto-	pant-, panta-, panto-	Indicating the whole, entirety.	Relational
papa-	papa-	Of or pertaining to the pope or the papacy.
[[papillo-]	papill-^[2], papillo-	Papilla, nipple.	Body parts
papulo-	papul-^[2], papulo-	Papule.	Pathological
Papuo-	Papuo-	Papua, Papuan.	Proper nouns
papyro-	papyro-	Papyrus. Also used for paperwork.	Technologies
para-	par-, para-	Beside, near, alongside, beyond, aside. abnormal. incorrect, faulty. resembling, related, almost. subsidiary, accessory. (chemistry) in isomeric benzene derivatives, having the two substituents in opposite positions.	Relational
parasito-	parasito-	Parasite.	Pathological
pari-	pari-	Equal; (anatomy) Even.	Relational
parieto-	parieto-	Pareital bone.	Body parts
parthen-	parthen-, partheno-	Parthenogenesis, without fertilization.	Body processes
parvo-	parvo-	Small.	Relational
patello-	patello-	Patella.	Body parts
pater-	pater-	Father, patriarch.
patho-	path-, patho-	Disease, pathology.	Pathological
patro-	patr-, patri-	Father, fatherhood.
pauci-	pauci-	(biology) Having or involving few. paucisymptomatic, paucispiral;.	Relational
pebi-	pebi-	2⁵⁰.	Numbers
pectoro-	pector-, pectoro-	Chest.	Body parts
pedi-	pedi-	Feet.	Body parts
pedo-¹	paedo-¹', pedo-¹', pædo-¹'	Feet.	Body parts
pedo-²	paedo-²', pedo-²', pædo-²'	Soil.	Geophysical
pedo-³	paedo-³', pedo-³', pædo-³'	Children.
peg-	peg-	(biochemistry) Used to form names of PEGylated molecules.	Chemical
peloro-	peloro-	(taxonomy) A morpheme term pertaining to monsters, in the popular sense of "something huge".
pelvi-	pelv-^[2], pelvi-, pelvo-^[2]	Pelvis.	Body parts
pend-	pend-	To hang down.	Relational
pene-	pene-	Almost.	Relational
peno-	peno-	(anatomy) Penis.	Body parts
penta-	pent-, penta-, pentakis-, penti-	Five.	Numbers
pentadeca-	pentadeca-	Fifteen.	Numbers
pentaprismo-	pentaprismo-	(chemistry) Compounds having ten atoms bound into a pentagonal prism.	Chemical
peo-^[2]	peo-^[2]	(medicine) Penis^[2].	Body parts
per-	per-	Through, all over, completely.	Relational
perfluoro-	perfluoro-	(chemistry) Used to describe any compound or group in which every hydrogen atom has been replaced by fluorine.	Chemical
peri-	peri-	Round, about.	Relational
perineo-	perineo-, peritone-	Perineum.	Body parts
perma-	perma-	Permanent.	Relational
pero-	pero-	Congenital absence of a body part.	Pathological
perone-	perone-	Fibula.	Body parts
peroxy-	peroxy-	(chemistry) Used to name compounds containing the divalent peroxy -O-O- radical.
Perso-	Perso-	Persian.	Body parts
perspiro-	perspiro-	Breathe, blow.
peta-	peta-	(United States of America) quadrillion, 10¹⁵. (Great Britain) septillion, 10²⁴.	Numbers
petro-	petro-	Rocks. Petrol, fossil fuels.	Geophysical
phaco-	phaco-, phako-	Lens.
phago-	phago-	Eating, feeding, consuming.	Body processes
phallo-	phall-^[2], phallo-	Penis.	Body parts
phanero-	phanero-	Visible.
pharma-	pharma-, pharmac-^[2], pharmaco-	Pertaining to pharmaceuticals or pharmacology.	Disciplines
pharyngo-	pharyng-^[2], pharyngo-	Pharynx.	Body parts
pheno-¹	phaeno-, phen-¹, pheno-¹, phæno-	Displaying, showing.
pheno-²	phen-², pheno-¹	Benzene.	Chemical
pheo-	phaeo-, pheo-	Grey or dark in colour.	Colours
phil-	phil-, philo-	Liking, loving.
phimo-	phimo-	Muzzle.	Body parts
phob-	phob-, phobo-	Fear.
phono-	phon-, phono-	Sound.
phos-^[2]	phos-^[2]	(medicine) Light and its chemical properties.
phospha-	phospha-	(chemistry) Indicating that phosphorus substitutes for another atom in the molecule name it prefixes.	Chemical
phospho-	phosph-, phospho-, phosphoro-	Phosphorous.	Elements	15
photo-	phot-, photo-	Light, electromagnetic radiation, radiant energy. photograph.
phragmo-	phragmo-	Obstruction, barrier.	Structural
phreno-¹	phren-¹, phreni-¹, phrenic-¹^[2], phrenico-¹, phreno-¹	Mind.
phreno-²	phren-², phreni-², phrenic-²^[2], phrenico-², phreno-²	Diaphragm.	Body parts
Phrygio-	Phrygio-	Relating to Phrygia, the Phrygians or the Phrygian language.	Proper nouns
phyco-	phyco-	Seaweeds, algae.	Biota
phyllo-	phyllo-	Leaves.	Body parts
phylo-	phylo-	Group of people, grouping.
physi-	phys-, physi-	Nature; physical.
physico-	physico-	Physical, physics.	Disciplines
physio-	physio-	Nature, natural, physical. Physiology, physiotherapy.
physo-	physo-	Air, gas.	Geophysical
phyto-	phyto-	Plants.	Biota
pico-	pico-	10^-12.	Numbers
picro-	picro-	Bitter.
pict-	pict-	Paint, draw, visualize, show.
Picto-	Picto-	A combining form relating to Pictland (prehistoric northern and eastern Scotland) or Pictish people (Picts).	Proper nouns
piezo-	piezo-	Pressure.
pilo-	pilo-	Hair.	Body parts
pimelo-	pimelo-	Fatty.
pinealo-	pineal-, pinealo-	Pineal gland.
pinni-	pinni-	Wings, feathers.
piri-¹^[2]	piri-¹^[2]	Pear.
piri-²^[2]	piri-²^[2]	Pear-shaped^[2].
pisci-	pisci-	Fish.
pitheco-	pitheco-	Ape.
pituitaro-	pituitaro-	Pituitary gland.	Body parts
placento-	placento-	Placenta.	Body parts
placo-	placo-	Flat, plate-shaped.	Shapes
plagio-	plagio-	Oblique angle.
planeto-	planeto-	Used to form astronomical terms related to planets.	Astronomical
plani-	plani-, plano-	Level, flat.	Relational
planto-	planto-	Sole of the foot.	Body parts
plas-	plas-, plaso-	Formation, development, structure.	Structural
plasmo-	plasmo-	Plasma.
plasto-¹	plasto-¹	A small body, structure, particle, or granule, especially of living matter.
plasto-²	plasto-²	Plastic.	Chemical
platini-	platini-, platino-	(chemistry) Platinic, Platinum.	Elements	78
platinoso-	platinoso-	(chemistry) Platinous.	Elements	78
platy-	platy-	Level, flat.	Relational
plebo-	phlebo-, pleb-^[2]	Veins.	Body parts
pleo-	pleio-, pleo-	More.	Relational
plesio-	plesio-	Close, near.	Relational
pleuro-¹	pleur-¹^[2], pleuro-¹	(anatomy) The pleurae.	Body parts
pleuro-²	pleur-²^[2], pleuro-²	To the side, lateral.	Relational
plumbo-	plumb-, plumbo-	Lead.	Elements	82
pluri-	pluri-	Several.	Relational
plusquam-	plusquam-	(chiefly forming nonce words) more than; beyond (in degree).	Relational
pluto-¹	pluto-¹	Wealth or money.
pluto-²	pluto-²	Plutonium.	Elements	94
pluvio-	pluvio-	Rain; rainfall.	Geophysical
pneumato-	pne-²^[2], pneum-², pneumat-, pneumato-, pneumo-², pneumon-², pneumono-²	Air.
pneumo-¹^[2]	pne-¹^[2], pneum-¹, pneumo-¹, pneumon-¹, pneumono-¹	Lungs.	Body parts
podo-	pod-, podo-	Feet.	Body parts
pogono-	pogono-	Beard.	Body parts
poikilo-	poecilo-, poikilo-, pœcilo-	Variable, irregular, changing, spotted, variegated.	Relational
Poké-	Poké-	Pertaining to the Pokémon media franchise.
poli-	poli-	City.
polio-¹	polio-¹	Having a grey colour^[2].	Colours
polio-²	polio-²	Grey matter of the nervous system.	Body parts
politico-	politico-	Political, politics, political science.	Disciplines
Polono-	Polono-	Polish. of or pertaining to Poland.	Proper nouns
poly-¹	poly-¹	Many.	Relational
poly-²	poly-²	Polymer.	Chemical
polydeoxy-	polydeoxy-	Various polymers of deoxynucleotides and their derivatives.	Chemical
polydeoxyribo-	polydeoxyribo-	Used to form various polymers of deoxyribonucleotides and their derivatives.	Chemical
polymorpho-	polymorpho-	(medicine) Polymorphous.
polypo-	polypo-	Polyp.	Pathological
polyribo-	polyribo-	Forming the names of polyribonucleotides and derived words.	Chemical
porn-	porn-, porno-	Pornography.
poro-	por-^[2], poro-	Pores.	Body parts
porphyr-^[2]	porphyr-^[2]	Purple^[2].	Colours
porta-	porta-	Portable, movable.	Structural
porto-	porto-	Portal vein.	Body parts
poseido-	poseido-	Neptune.	Planets	8
posito-	posito-	Placement, arrangement, positioning.	Structural
post-	post-	After. beyond.	Relational
postero-	posterio-, postero-	The posterior; opposite of anterior.	Relational
potamo-	potam-, potamo-	River.	Geophysical
potassio-	potassio-	Potassium.	Elements	19
praseo-	praseo-	Green.	Colours
pre-	prae-, pre-, præ-	Front, anterior (in space). before, earlier, prior (in time).	Relational
pred-	pred-	(pharmacology) Prednisolone.	Chemical
prepro-	prepo-, prepro-	Denoting a precursor.	Relational
presby-	presby-, presbyo-	Elder, old.	Relational
preter-	praeter-, preter-, præter-	Beyond.	Relational
prim-	prim-, prime-	First, earliest, most important.	Relational
pristanoyl-	pristanoyl-	(chemistry) Pristanic acid.	Chemical
pro-	pro-	In favour of, forwards, out. Beforehand.	Relational
procto-	proct-, procto-	Rectum.	Body parts
prop-	prop-	(chemistry) Three carbon atoms.	Chemical
proso-	proso-	Towards, forward.	Relational
prosopo-	prosop-, prosopo-	The face.	Body parts
proteo-	proteo-	Protein.	Body parts
protero-	protero-	First, earliest, early.	Relational
proto-	prot-, proto-	First, beginning, primary. (linguistics) hypothetical ancestor of a family of languages.	Relational
Provenço-	Provenço-	Provence, Provençal.	Proper nouns
proximo-	proxi-, proxim-, proximo-	Nearby, close to.	Relational
prurito-	prurito-	Itching.	Pathological
Prusso-	Prusso-	Prussia, Prussian.	Proper nouns
psammo-	psammo-	Sand.	Geophysical
pseph-	pseph-, psepho-	Pebble, stone. Voting, election, ballot box.
pseudo-	pseud-, pseudo-	False, fake, spurious. pretentious. temporary, substitute.	Relational
psilo-	psilo-	Bare, smooth.	Relational
psor-^[2]	psor-^[2]	(medicine) Itching^[2].	Pathological
psycho-	psych-, psycho-	Mind, brain, psychology.
psychoto-	psychoto-	Psychosis.	Pathological
psychro-	psychro-	Cold.
pterido-	pterid-, pterido-	Ferns.	Biota
ptero-	pter-, ptero-, ptery-^[2]	Wing, feather.	Body parts
pterygo-	pteryg-, pterygo-	Wing-like.	Shapes
ptilo-	ptilo-	Feather, down, feathery.
ptyalo-	ptyalo-	Saliva.	Body parts
pubo-	pubo-	Pubis.	Body parts
pulmo-^[2]	pulmo-^[2], pulmon-, pulmono-	Lungs.	Body parts
puls-	puls-, pulsato-, pulso-	To beat, to pulse.
punct-	punct-	Point, dot.
pur-	pur-	Forwards, movement. Completion or completeness.	Relational
purpureo-	purpureo-	Purple.	Colours
pycno-	pycno-, pykno-	Dense, compact.	Relational
pyelo-	pyelo-	(anatomy) Renal pelvis.	Body parts
pygo-	pygo-	Buttocks.	Body parts
pyloro-	pylor-^[2], pyloro-	Pylorus. Gate^[2].	Body parts
pyo-	py-, pyo-	Pus.	Pathological
pyreto-	pyr-², pyreto-, pyrexo-, pyro-²	Fever.	Pathological
pyro-¹	pyr-¹, pyro-¹	Fire, heat.	Geophysical
pyro-³	pyr-³, pyro-³	(chemistry) Orthoacid.
pyrrh-	pyrrh-	Red.	Colours
pyrrolidino-	pyrrolidino-	(chemistry) Pyrrolidine.	Chemical
qu-	qu-	Quantum computing.
quad-	quad-	Involving four elements.
quadri-	quadr-, quadri-, quadro-, quadru-	Four.	Numbers
qual-	qual-	Quality.
quant-	quant-	Quantity.
quarter-	quarter-	Fourth part; three-month term.
quasi-	quasi-	Like, similar.	Relational
quecto-	quecto-	10^-30.	Numbers
quer-	quer-, ques-	Seek, ask.
quetta-	quecca-, quetta-	10³⁰.	Numbers
quin-	quin-, quinqu-, quinque-	Five.	Numbers
Qurano-	Qurano-	The Quran.
race-	rac-, race-	(chemistry) Denoting a racemic mix or racemate of enantiomers.
rachi-	rachi-, rhachi-^[2], rhachio-^[2]	The spine.	Body parts
racio-	racio-	Race, study of race/racism.
radiculo-	radic-^[2], radiculo-	The root of a nerve.	Body parts
radio-¹	radi-, radio-	Radio waves, or radiation.
radio-²	radi-, radio-	(anatomy) Radius (bone).	Body parts
radio-³	radi-, radio-	(mathematics) Radius.
rage-	rage-	(slang) Anger, angering.
re-	re-	Again, anew. backward.	Relational
recti-	recti-	Straight, right, correct.
recto-	rect-, recto-	The rectum.	Body parts
regio-	regio-	Region, regional geography.
religio-	religio-	Religion.
reno-	ren-^[2], reni-, reno-	The kidneys.	Body parts
rept-	rept-	Crawl, creep.
respiro-	respiro-	Breathing.
resuscito-	resuscito-	Resuscitation.
reticulo-	reticul-^[2], reticulo-	Reticulated, network, mesh.
retino-	retino-	The retina.	Body parts
retro-	retro-	Backwards, behind.	Relational
rhabdo-	rhabd-, rhabdo-	Rod, rod-like.	Shapes
Rhaeto-	Rhaeto-, Rhæto-	Rhaetia; Rhaetian.	Proper nouns
rhamno-	rhamno-	Rhamnose.	Chemical
rheo-	rheo-	Current, flow.
rheumato-	rheumato-	Watery flow.
rhino-	rhin-, rhino-	The nose.	Body parts
rhizo-	rhiz-, rhizo-	Roots.
rhodo-	rhod-^[2], rhodo-	Rosy, reddish pink.	Colours
rhombi-	rhombi-	(geometry) Having four-sided faces.
rhyncho-	rhyncho-	Beak, snout.
ribo-	ribo-	Set of 3 CHOH molecules, ribose.	Chemical
rifa-	rifa-	(pharmacology) Used to form names of rifamycin derivatives used as antibiotics.	Chemical
robo-	robo-	Robot.
Romano-	Romano-	Rome, Roman; Romania, Romanian; Romani.	Proper nouns
ronna-	ronna-	10²⁷.	Numbers
ronto-	ronto-	10⁻²⁷.	Numbers
roseo-	roseo-	Rosy, reddish pink.	Colours
rostro-	rostro-	Rostrum; the oral or nasal region of an organism.
roto-	roto-	Rotation, turn.
Ruando-	Ruando-	Rwanda, Rwandan.	Proper nouns
rubr-^[2]	rubr-^[2], rubro-	(medicine) The red nucleus of the brain^[2].	Body parts
rufo-	rufo-	Reddish.	Colours
rupt-	rupt-	To break.
Russo-	Russo-	Russian.	Proper nouns
ruthenio-	ruthenio-, rutheno-	Ruthenium.	Proper nouns
saccharo-	saccharo-	Sugar.	Chemical
sacculo-	sacculo-	(anatomy) Sacculus.	Body parts
sacro-	sacr-, sacro-	Sacrum.	Body parts
sado-	sado-	Sadism, desire to inflict pain.
Saharo-	Saharo-	The Sahara.	Proper nouns
Sahelo-	Sahelo-	The Sahel.	Proper nouns
saint-	saint-	Saint.
sal-	sal-	(pharmacology) Salicylic acid.	Chemical
salazo-	salazo-	(pharmacology) Phenylazosalicylic acid.	Chemical
salpingo-	salping-, salpingo-	Fallopian tubes.	Body parts
same-	same-	Same, similar.	Relational
sangui-	sangui-, sanguine-^[2]	Blood.	Body parts
sapo-	sapo-, sapon-	Soap.
sapro-	sapr-, sapro-	Putrid, rotten matter.
sarco-	sarc-, sarco-	Flesh.
sauro-	sauro-	Lizard.	Biota
Saxo-	Saxo-	Saxons, Saxony.	Proper nouns
Scando-	Scando-	Pertaining to Scandinavia.	Proper nouns
scapho-	scapho-	Shaped like a boat.	Shapes
scapulo-	scapul-^[2], scapula-, scapulo-	(anatomy) Scapula.	Body parts
scato-	scato-	Excrement, feces.	Body processes
sch-	sch-, sh-	Used to intensify a word, especially for comedic effect.
schisto-²	schist-^[2]², schisto-²	(geology) Schist, shale.	Geophysical
schizo-¹	schist-^[2]¹, schisto-¹, schiz-¹ , schizo-¹	Split, cleft, splittable.	Relational
schizo-²	schiz-² , schizo-²	Schizophrenia.	Pathological
schm-	schm-, shm-	Used to intensify a word, especially for comedic effect.
scientifico-	scientifico-	Science; scientific.	Disciplines
scint-	scint-, scinti-	Spark.
sclero-¹	scirrho-, scler-^[2]¹, sclero-¹	Hard.	Structural
sclero-²	scler-^[2]², sclero-²	(anatomy) Sclera.	Body parts
scolio-	scoli-, scolio-	Crooked, bent.	Shapes
scopol-	scopol-	(pharmacology) Indicating elements obtained from Scopolia japonica.	Chemical
scoto-	scot-^[6], scoto-, skoto-	Darkness.	Lighting
Scoto-	Scoto-, Scotto-	Scottish, Scotland, or the historical Scotti people.	Proper nouns
scroto-	scroto-	Relating to the scrotum.	Body parts
Scytho-	Scytho-	Pertaining to Scythia, Scythian or the Scythians.	Proper nouns
se-	se-	Apart, without.	Relational
sebo-	sebace-, sebo-	Sebum.	Body parts
sec-	sec-	(chemistry) secondary-form of a functional group, a branched functional group.	Chemical
seismo-	seismo-	Earthquakes.	Geophysical
selen-	selen-, seleno-¹	The Moon.	Astronomical
selenio-	selenio-, seleno-²	Selenium.	Elements	34
self-	self-	Self, ones own.	Relational
semanto-	semanto-	Semantic.	Disciplines
semi-	semi-	Half. partial, incomplete.	Relational
semin-	semin-	Semen, seed.	Body parts
semio-	semio-	Sign, symbol, signifier.	Disciplines
semper-	semper-	Always, unvarying.	Relational
sen-	sen-	Old.	Relational
sept-	sept-, septa-, septem-, septi-, septua-	Seven.	Numbers
septo-	septo-	Partition.	Relational
sequ-	sequ-	Follow, sequence.	Relational
Serbo-	Serbo-	Serbian.	Proper nouns
sero-	sero-	Serum; presence in blood.	Body parts
sesqui-	sesqui-	3/2.	Numbers
sexa-	sex-, sexa-	Six.	Numbers
sexuo-	sexuo-	(rare) Of or concerning sexuality.
she-	she-	A female, usually an animal.
sialo-	sial-, sialo-	Saliva.	Body parts
Siamo-	Siamo-	Pertaining to Thailand or to Thai(s).	Proper nouns
Sibero-	Sibero-	Siberia, Siberian.	Proper nouns
Siculo-	Siculo-	Sicily, Sicilian.	Proper nouns
sidero-¹	sidero-¹	Of stars and constellations.	Astronomical
sidero-²	sidero-²	(astronomy) Sidereal.	Relational
sidero-³	sidero-³	Iron.	Elements	26
sigmoido-	sigmoid-, sigmoido-	Sigmoid colon.	Body parts
silici-	silici-	Silex; silica.	Chemical
silico-	silico-	Silicon.	Elements	14
simio-	simio-	Related to simians.	Biota
simul-	simul-	Resembling, likeness.	Relational
sinistro-	sinistr-^[2], sinistro-	Leftwards, to the left.	Relational
Sino-	Sino-	China.	Proper nouns
sinuso-	sino-, sinus-^[2], sinuso-	Sinus.	Body parts
siphono-	siphono-	Siphon.
sito-	sito-	Food, especially grain.
skeleto-	skeleto-	Skeleton.	Body parts
skia-^[5]	skia-^[5]	Lack of colour^[5].	Colours
Slavo-	Slavo-	Slavic.	Proper nouns
Slovako-	Slovako-	Pertaining to Slovakia or Slovakian.	Proper nouns
Sloveno-	Sloveno-	Pertaining to Slovenia.	Proper nouns
socio-	soci-, socio-	Social, society, sociological.	Disciplines
sodio-	sodio-	(chemistry) Compound of sodium.	Elements	11
soleno-	soleno-	Having a tube, a duct or a pipe; Having a cavity by which something can pass, like venom.	Shapes
'somato-	somat-^[2], somatico-^[2], somato-	The body. Bodily^[2].
somno-	somn-, somn-^[2], somni-, somno-	Sleep.	Body processes
sono-	sono-	Sonic, sound.
sous-	sous-	Underneath, subordinate.	Relational
spano-	spano-	Scarce.	Relational
spasmo-	spasmo-	Spasm.	Pathological
spatio-	spatio-	Spatial. space.
spec-	spec-	Look, see.	Body processes
spectro-	spectro-	Spectrum.
speleo-	speleo-	Cave.
spermato-	sperma-^[2], spermato-, spermo-	Sperm, semen.	Body parts
spheno-	sphen-, spheno-	Wedge-shaped.	Shapes
sphero-	spher-, spherico-, sphero-	Spherical.	Shapes
sphinctero-	sphinctero-	Sphincter.	Body parts
sphygm-	sphygm-, sphygmo-	(medicine) Pulse, pulsation (of blood delivered by the beating heart).	Body processes
spino-	spino-	Spine, vertebra.	Body parts
spiro-¹	spiro-¹	Spiral, coiled.	Shapes
spiro-²	spiro-²	(medicine) Breathing.	Body processes
splanchno-	splanchn-^[2], splanchni-^[2], splanchno-	The viscera.	Body parts
spleno-	splen-^[2], spleno-	Spleen.	Body parts
spondylo-	spondyl-, spondylo-	The spine.	Body parts
spongo-	spongio-, spongo-	(zoology) Sponge.	Biota
sporo-	spor-, spori-, sporo-	Spores.	Body parts
squamo-	squamo-, squamos-^[2], squamoso-^[2]	Made of scales, scaly.	Structural
stanno-	stann-, stanno-	Tin.	Elements	50
stannoso-	stannoso-	(chemistry) Denoting relation to, or connection with, certain stannous compounds.	Chemical
staped-	staped-	Stapes in ear.	Body parts
staphylo-¹	staphylo-¹	Pertaining to a microorganism cluster with a grape-like arrangement.
staphylo-²	staphylo-²	The uvula.	Body parts
stat-	stat-	State, control.
stato-	stato-	Balance, equilibrium, rest.
stauro-	stauro-	Cross; cross-shaped.	Shapes
steato-	steato-	Fat.	Body parts
stego-	stego-	Covered, hidden.	Structural
stello-	stello-	Star. celestial body.	Astronomical
steno-	sten-^[2], steno-	Small, constricted.	Relational
step-	step-	Related via marriage of parent.	Relational
stereo-	stereo-	Solid, 3D.	Structural
sterno-	stern-, sterno-	Sternum.	Body parts
stetho-	steth-, stetho-	The chest.	Body parts
stheno-^[2]	stheno-^[2]	Strength, force, power^[2].
stibo-	stib-, stibio-, stibo-	(chemistry) Antimony.	Elements	51
sticho-	sticho-	Rows.
stigmato-	stigmato-	Mark, point.
stomato-	stom-^[2], stomat-^[2], stomato-	Mouth; opening.	Body parts
strati-	strati-	Layer.	Structural
strato-¹	strato-¹	Strata.	Structural
strato-²	strato-²	Stratus clouds.	Geophysical
strepto-	strepto-	Twisted.	Shapes
striato-	striato-	(anatomy) Striatum.	Body parts
stygo-	stygo-	Dark and damp, like the Underworld.
stylo-¹	stylo-¹	Style, stylus.	Technologies
stylo-²	stylo-²	(medicine) Styloid process.	Body parts
sub-	sub-	Under, beneath, below. subsidiary, secondary, subordinate. almost, nearly, somewhat.	Relational
succin-	succin-	Relating to or derived from succinic acid.	Chemical
succo-	succo-	Juice.
sucr-	sucr-, sucro-	Sugar.	Chemical
Sudano-	Sudano-	Sudan.	Proper nouns
sudo-	sudo-	Sweat.	Body parts
Sueco-	Sueco-, Swedo-	Pertaining to Sweden or Swedish.	Proper nouns
sui-	sui-	Self, personal.	Relational
sulfa-	sulfa-, sulpha-	(pharmacology) Used to form names of sulfonamides used as antiinfectives.	Chemical
sulfo-¹	sulf-¹, sulfo-¹, sulph-¹, sulpho-¹	Sulfur.	Elements	16
sulfo-²	sulf-², sulfo-², sulph-¹, sulpho-¹	Sulfonic acid.	Chemical
sulfonio-	sulfonio-, sulphonio-	(chemistry) Sulfur onium.	Chemical
sulphureo-	sulphureo-	(obsolete) Used as a combining form to indicate sulphureous and some other property.	Chemical
Sumero-	Sumero-	Sumerian.	Proper nouns
super-	super-	Above, over, upon. superior in size, quality, number, degree, status, title, or position. inclusive.	Relational
supero-	supero-	(anatomy) Situated above.	Relational
supra-	supra-	Above, over, on top. greater than, transcending.	Relational
sur-	sur-	Over, above, extra.	Relational
sursum-	sursum-	In an upwards direction.	Relational
symmetro-	symmetro-	Combining form of symmetry.
sympatho-	sympatho-	(anatomy) Sympathetic nervous system.	Body parts
syn-	sy-^[2], syl-, sym-, syn-, sys-^[2]	With, together. Similar, likeness^[2]. Identical. Concomitant.	Relational
synapto-¹	synapto-¹	(anatomy) Synapse.	Body parts
synapto-²	synapto-²	(biology) Synapsis.	Body processes
synchro-	synchro-	At the same time, synchronous.	Relational
syndesmo-	syndesmo-	Connective tissue.	Body parts
synovo-	synovo-	Synovia.	Body parts
syphilo-	syphilo-	Syphilis.	Pathological
syringo-¹	syringo-¹	Tube, tuboid structure.	Shapes
syringo-²	syringo-²	(medicine) Fistula.	Pathological
Syro-	Syro-	Syria.	Proper nouns
systemo-	system-, systemo-	System.
systol-	systol-	Contraction.
T-	T-	(media) Thai; used to denote nouns relating to the (popular) culture of Thailand.
tachy-	tachi-, tacho-, tachy-	Fast, rapid, speed.	Relational
Tagalo-	Tagalo-	Tagalog.	Proper nouns
talo-	talo-	(anatomy) Talus.	Body parts
tapho-	tapho-	Grave; burial.
tars-	tars-	(anatomy) Of or relating to the tarsus.	Body parts
tarso-	tarso-	Ankle, foot.	Body parts
tartro-	tartro-	(chemistry) Tartar.	Chemical
Tataro-	Tataro-	Tatarstan, Tatar.	Proper nouns
tauro-	tauro-	(biology) Bull.	Biota
tauto-	taut-, tauto-	The same, identical.	Relational
taxo-	tax-, taxi-, taxo-	Order, classification, arrangement.	Relational
tebi-	tebi-	2⁴⁰.	Numbers
techni-	techni-	(physics) Described using the technicolor model.	Technologies
techno-	techno-	Pertaining to technology. Skill, craft.	Disciplines
tecn-	tecn-, tecno-, tekn-	Child.
tecto-	tecto-	Tectum; tectonic.	Geophysical
tectono-	tectono-	Plate tectonics.	Geophysical
tele-¹	tele-¹	Over a distance.	Relational
tele-²	tele-²	Technologies that operate over a distance: television, telegraph, telephone, etc.	Technologies
teleio-	teleio-	Fully grown; adult.
teleo-	teleo-	Perfect, complete.	Relational
tellur-	tellur-, telluri-, telluro-²	Tellurium.	Elements	52
telluro-¹	telluro-¹	Earth.
telo-	telo-	End, purpose.
tempo-	tempo-	Tempo, time.
temporo-	temporo-	(anatomy) Temporal; temples .	Body parts
teno-	tendo-, teno-	Tendon.	Body parts
tenso-	tenso-	Stretched, strained.	Structural
tephro-¹	tephro-¹	Ash, volcanic rock fragments.	Geophysical
tephro-²	tephro-²	(medicine) Gray or ashen.	Colours
ter-	ter-	Three.	Numbers
tera-	tera-	Trillion, 10¹².	Numbers
terato-	terato-	Monstrous, abnormal, deformed.	Pathological
term-	term-	Boundary, limit, end.	Relational
tert-	tert-	(chemistry) Tertiary form.	Chemical
tessara-	tessara-	Four.	Numbers
testiculo-	testiculo-	Testicle.	Body parts
testo-	testo-	The testes.	Body parts
tetan-^[2]	tetan-^[2]	(medicine) Rigid, tense^[2].
tetra-	tetr-, tetra-, tetrakis-	Four.	Numbers
tetracosa-	tetracosa-	Twenty-four.	Numbers
tetradeca-	tetradeca-	Fourteen.	Numbers
tetrakaideca-	tetrakaideca-, tetrakaideka-	Fourteen.	Numbers
Teuto-	Teuto-, Teutono-	The Teutons, historical Germanic people, or present-day Germans.	Proper nouns
th-	th-	(obsolete) The.	Relational
thalamo-	thalamo-, thalmo-	(anatomy) Thalamus.	Body parts
thalasso-	thalass-, thalasso-	The sea.	Geophysical
thanato-	thanato-	Death.	Body processes
thaumato-	thaumat-, thaumato-	Miracle, wonder, marvel.	Metaphysical
thec-^[2]	thec-^[2]	(medicine) Case, sheath^[2].	Shapes
thel-^[2]	thel-^[2]	(medicine) Nipple, teat^[2].	Body parts
thely-^[2]	thely-^[2]	(medicine) Pertaining to women; feminine^[2].
theo-	the-, theo-	Religion, gods, deities.	Metaphysical
therap-	therap-	Therapeutic, healing.	Disciplines
therio-	theri-, therio-, thero-	Animal, beast.
thermo-	therm-, thermo-	Heat.	Geophysical
thia-	thia-	Used to form the names of chemical compounds containing sulfur, especially where a sulfur atom replaces an oxygen atom in an analogous compound.	Chemical
thigmo-	thigmo-	(biology) Related to touching, usually a plant.	Body processes
thio-	thi-, thio-	Sulfur. Containing sulfur.	Elements	16
thoraco-	thora-, thorac-^[2], thoraci-^[2], thoracico-^[2], thoraco-, thorato-	The thorax. Chest.	Body parts
thorough-	thorough-	Through, completely.	Relational
Thraco-	Thraco-	Thracian.	Proper nouns
thre-	thre-, threo-	(chemistry) Pertaining to general organic structures with adjacent chiral centers.	Chemical
thrombo-	thromb-, thrombo-	Blood clotting.	Body processes
thym-^[2]	thym-^[2]	(medicine) Emotions^[2].	Body processes
thymo-	thymo-	(medicine) The thymus.	Body parts
thyro-	thyr-, thyreo-, thyro-	Thyroid.	Body parts
Tibeto-	Tibeto-	Of or pertaining to Tibet.	Proper nouns
tibio-	tibio-	Tibia.	Body parts
titano-	titano-	Huge, very large, enormous.	Relational
to-	to-	Apart, away, separated. Also used for negation, intensity.	Relational
toco-	toco-, toko-	Childbirth, reproduction.	Body processes
tomo-	tomo-	To cut.
tono-	ton-^[2], tono-	Tone, tension, pressure. (medicine) Pressure, tension^[6].
tonsillo-	tonsillo-	Tonsil.	Body parts
topo-	top-^[2], topo-	Place, area or region.
tor-	tor-, tors-, tort-, torti-^[2]	To twist. Twisted^[2].
Tosco-	Tosco-	Tuscany.	Proper nouns
toxi-	tox-, toxi-, toxic-^[2], toxico-, toxo-	Toxic, poison.	Pathological
trachelo-	trachel-, trachelo-	The neck.	Body parts
tracheo-	trache-^[2], trachea-^[2], tracheo-	The trachea.	Body parts
trans-	trans-	Across.	Relational
tri-	tri-	Three.	Numbers
trib-	trib-	To pay.
tribo-	tribo-	Friction.
tricho-	trich-^[2], trich-^[2], trichi-^[2], trichia-^[2], tricho-	Hair, hairy. Hair-like structure^[2].
trideca-	trideca-	Thirteen.	Numbers
trihydro-	trihydro-	(chemistry) Three hydrogen atoms.	Chemical
tris-	tris-	(chemistry) A variant of tri-, used for substitutions of three complex rather than simple units.	Chemical
triskaideca-	triskaideca-, triskaideka-	Thirteen.	Numbers
trito-	trit-, trito-	Third.
trocho-	trocho-	Wheel.	Shapes
trop-	trop-	(pharmacology) Used to form names of atropine derivatives.	Chemical
tropho-	tropho-	Nutrients, food.	Body processes
tropo-	tropo-	Change, turn.	Relational
tru-	tru-	(slang) True, genuine.	Relational
trypano-	trypano-	Trypanosome.	Chemical
tubo-	tubo-	Tube.	Shapes
tubul-	tubul-, tubulo-	Tubules, microtubules.	Shapes
tungsto-	tungsto-	Tungsten.	Elements	74
turbo-¹	turbo-¹	A turbine.	Technologies
turbo-²	turbo-²	To accelerate.
Turco-	Turco-, Turko-	Turkish, Turkey.	Proper nouns
Turkmeno-	Turkmeno-	Turkmen, Turkmenistan.	Proper nouns
twi-¹	twi-¹	Double, both.	Relational
tympano-	tympan-, tympano-	The eardrum.	Body parts
typ-	typ-	Print, writing.	Technologies
typhl-	typhl-, typhlo-	Blindness.	Pathological
tyranno-	tyranno-, tyrrano-	Tyranny; tyrannical.
tyro-	tyro-	Cheese.
uber-	uber-, über-	Better, superior, above, beyond.	Relational
udi-	udi-	(soil science) Udic.
Ugando-	Ugando-	Uganda.	Proper nouns
Ugro-	Ugro-	Ugric, Ugrian.	Proper nouns
Ukraino-	Ukraino-, Ukro-	Ukranian.	Proper nouns
ulcero-	ulcero-	Ulcer.
ulno-	ulno-	The ulna bone.	Body parts
ulo-	ulo-	Scar.
ulter-	ulter-	Beyond, farther.	Relational
ultima-	ultima-	Last, final.	Relational
ultra-	ultra-	Above, excessive, extreme.	Relational
ulvu-	ulvu-	Uvula.	Body parts
um-	um-, umb-, umbe-	Around, about, after.	Relational
umbilic-	umbilic-, umbilico-	Umbilical cord, navel.	Body parts
umbra-	umbra-	Shadow.
Umbro-	Umbro-	Pertaining to Umbria or Umbrian.	Proper nouns
un-	un-	Not, lack of, against norms, inverse, removed from.	Relational
undeca-	undeca-	Eleven.	Numbers
under-	under-	Under, below.	Relational
ungui-^[2]	ungui-^[2], unguo-	Nail, claw.	Body parts
uni-	uni-	One, single.	Numbers
up-	up-	Increase, upwards.	Relational
ur-	ur-	Original, primitive, earliest.
Uralo-	Uralo-	Uralic languages.	Proper nouns
uran-	uran-	(chemistry) Uranite.
urano-¹	urano-¹	Uranus. Also used for the heavens more broadly.	Planets	7
urano-²	urano-²	(anatomy) Palate.	Body parts
uranoso-	uranoso-	(chemistry) Uranous.
ureido-	ureido-	(chemistry) Ureylene. Containing the univalent radical NH₂CONH–.	Chemical
ureo-	ure-, ureo-	Urea.
uretero-	uretero-, ureto-	(anatomy) Ureter.	Body parts
urethr-	urethr-, urethro-	(anatomy) Urethra.	Body parts
uric-	uric-	Urinary condition.
urino-	ur-, urin-^[2], urino-, uro-¹	Pertaining to urine and the urinary system.	Body parts
uro-²	uro-	Tail.	Body parts
utero-	uter-^[2], utero-	(anatomy) Uterus.	Body parts
Uto-	Uto-	Ute languages.	Proper nouns
utriculo-	utriculo-	(anatomy) utricle.
uveo-	uveo-	Uvea, the middle layer of the eye.	Body parts
uvul-	uvul-, uvulo-	Uvula.	Body parts
Uzbeco-	Uzbeco-	Uzbek, Uzbekistan.	Proper nouns
V-	V-	(media) Vietnamese; used to denote nouns relating to the (popular) culture of Vietnam.
vac-	vac-	Empty.
vacci-	vacci-	Cow, cows.
vagino-	vagin-, vagino-	Pertaining to the vagina.	Body parts
vago-	vago-	(medicine) Pertaining to the vagus nerve.	Body parts
val-	val-, valu-	Worth, value.
valero-	valero-	Valerian.	Biota
valv-	valv-, valvo-, valvul-, valvulo-	Valve.
vari-	vari-	Various, variety.
varico-	varic-, varico-	(medicine) Varicose vein.	Body parts
vas-	vas-	Vas deferens.	Body parts
Vasco-	Vasco-	Basque, Basque Country.	Proper nouns
vasculo-	vasculo-	Vessels, blood vessels, lymphatic vessels.	Body parts
vaso-	vaso-	Vessel; (medicine) blood vessels, blood pressure.	Body parts
vegeto-	vegeto-	Vegetable, vegetal.
velo-	velo-	Bicycle, cycling. (anatomy) velum.
ven-	ven-, veni-, veno-	(medicine) Vein.	Body parts
venero-	venero-	Sexual contact, venereal.
ventilo-	ventilo-	To aerate, oxygenate.
ventri-	ventr-, ventri-, ventro-	(anatomy) The ventral (belly) side of the body.	Relational
ventriculo-	ventricul-^[2], ventriculo-	(medicine) Ventricle.	Body parts
ver-	ver-	Truth, correct.
vermi-	vermi-	Worm-shaped, worms.	Biota
versi-	versi-, verso-, vert-, verti-	Turn, change.
vertebro-	vertebro-	Vertebra.	Body parts
vesico-	vesic-^[2], vesico-	(medicine) Bladder.	Body parts
vesiculo-	vesiculo-	Blister.
vestibulo-	vestibulo-	The ear, balance, vestibular system.	Body parts
vexillo-	vexillo-	Flags.
vibro-	vibro-	Vibration, oscillation, shaking.
vic-	vic-	Change, substitute.
vice-	vice-	Replacement, deputy, assistant.
video-	video-	Moving images, especially television.
vigen-	vigen-, viginti-	Twenty.	Numbers
vin-	vin-	(pharmacology) Vinca alkaloids.	Chemical
viri-	viri-, viro-	Virus.
viscero-	viscer-^[2], viscero-	(medicine) The viscera, organs.	Body parts
visco-	visco-	Viscous.
visuo-	visuo-	Vision, sight.
vitello-	vitello-	Egg yolk.
vitreo-	vitreo-	Glass, glassy.
vitro-	vitreo-	(anatomy) Vitreous body of the eye.	Body parts
vivi-	vivi-, vivo-	Living, alive.
vol-	vol-	Will, volition.
volcan-	volcan-	Volcanoes.
volt-	volt-	Circular tread, sudden movement.
volvo-	volvo-	Turn about, roll.
vulvo-	vulvo-	Pertaining to the vulva.	Body parts
wan-	wan-	Bad, lacking.
war-	war-	Relating to gaining access to network resources, such as Wi-Fi, by locating and exploiting unprotected access addresses.
were-	were-	Lycanthrope, werewolf.
where-	where-	Which, what, whom.
with-	with-	Away, back, against.	Relational
wither-	wither-	Against.	Relational
xantho-	xanth-, xantho-	Yellow.	Colours
xeno-	xen-, xeno-	Foreign.
xeri-	xeri-	Dry, arid.
xero-	xer-, xero-	Dry, dryness.
xipho-	xiph-^[2], xipho-	In the shape of a sword.	Shapes
xylo-	xyl-, xylo-	Wood, wooden.
xyr-	xyr-, xyro-	Razor, razor-like.
y-	y-	Obsolete prefix used to form past participles.
yester-	yester-	Yesterday, previous.
yobi-	yobi-	2⁸⁰ = 1,024⁸.	Numbers
yocto-	yocto-	×10^-24.	Numbers
yotta-	yotta-	×10²⁴.	Numbers
yttro-	yttro-	Yttrium.	Elements	39
Yugo-	Yugo-	Yugoslavia, Yugoslavian.	Proper nouns
ze-^[2]	ze-^[2]	(medicine) Boil^[2].
zebi-	zebi-	2⁷⁰ = 1,024⁷.	Numbers
zeno-	zeno-	Jupiter.	Planets	5
zepto-	zepto-	×10^-21.	Numbers
zetta-	zetta-	×10²¹.	Numbers
zinco-	zinco-	Pertaining to zinc.	Elements	30
zirco-	zirco-	Zirconium.	Elements	40
zono-	zono-	Zone; zonal.
zoo-	zo-, zoo-, zoö-	Animal.
zygo-	zyg-, zygo-	Joining or pairing; union, pair.	Relational
zygomatico-	zygomatico-	(anatomy) Zygomatic.
zym-	zym-, zymo-	Enzymes, fermentation.	Body processes

References[edit]

↑ ^1.000 ^1.001 ^1.002 ^1.003 ^1.004 ^1.005 ^1.006 ^1.007 ^1.008 ^1.009 ^1.010 ^1.011 ^1.012 ^1.013 ^1.014 ^1.015 ^1.016 ^1.017 ^1.018 ^1.019 ^1.020 ^1.021 ^1.022 ^1.023 ^1.024 ^1.025 ^1.026 ^1.027 ^1.028 ^1.029 ^1.030 ^1.031 ^1.032 ^1.033 ^1.034 ^1.035 ^1.036 ^1.037 ^1.038 ^1.039 ^1.040 ^1.041 ^1.042 ^1.043 ^1.044 ^1.045 ^1.046 ^1.047 ^1.048 ^1.049 ^1.050 ^1.051 ^1.052 ^1.053 ^1.054 ^1.055 ^1.056 ^1.057 ^1.058 ^1.059 ^1.060 ^1.061 ^1.062 ^1.063 ^1.064 ^1.065 ^1.066 ^1.067 ^1.068 ^1.069 ^1.070 ^1.071 ^1.072 ^1.073 ^1.074 ^1.075 ^1.076 ^1.077 ^1.078 ^1.079 ^1.080 ^1.081 ^1.082 ^1.083 ^1.084 ^1.085 ^1.086 ^1.087 ^1.088 ^1.089 ^1.090 ^1.091 ^1.092 ^1.093 ^1.094 ^1.095 ^1.096 ^1.097 ^1.098 ^1.099 ^1.100 ^1.101 ^1.102 ^1.103 ^1.104 ^1.105 ^1.106 ^1.107 ^1.108 ^1.109 ^1.110 ^1.111 ^1.112 ^1.113 ^1.114 ^1.115 ^1.116 ^1.117 ^1.118 ^1.119 ^1.120 ^1.121 McCarthy, E. M. 2013. Suffix-Prefix Dictionary. www.macroevolution.net. Retrieved 2024-02-17.
↑ ^2.000 ^2.001 ^2.002 ^2.003 ^2.004 ^2.005 ^2.006 ^2.007 ^2.008 ^2.009 ^2.010 ^2.011 ^2.012 ^2.013 ^2.014 ^2.015 ^2.016 ^2.017 ^2.018 ^2.019 ^2.020 ^2.021 ^2.022 ^2.023 ^2.024 ^2.025 ^2.026 ^2.027 ^2.028 ^2.029 ^2.030 ^2.031 ^2.032 ^2.033 ^2.034 ^2.035 ^2.036 ^2.037 ^2.038 ^2.039 ^2.040 ^2.041 ^2.042 ^2.043 ^2.044 ^2.045 ^2.046 ^2.047 ^2.048 ^2.049 ^2.050 ^2.051 ^2.052 ^2.053 ^2.054 ^2.055 ^2.056 ^2.057 ^2.058 ^2.059 ^2.060 ^2.061 ^2.062 ^2.063 ^2.064 ^2.065 ^2.066 ^2.067 ^2.068 ^2.069 ^2.070 ^2.071 ^2.072 ^2.073 ^2.074 ^2.075 ^2.076 ^2.077 ^2.078 ^2.079 ^2.080 ^2.081 ^2.082 ^2.083 ^2.084 ^2.085 ^2.086 ^2.087 ^2.088 ^2.089 ^2.090 ^2.091 ^2.092 ^2.093 ^2.094 ^2.095 ^2.096 ^2.097 ^2.098 ^2.099 ^2.100 ^2.101 ^2.102 ^2.103 ^2.104 ^2.105 ^2.106 ^2.107 ^2.108 ^2.109 ^2.110 ^2.111 ^2.112 ^2.113 ^2.114 ^2.115 ^2.116 ^2.117 ^2.118 ^2.119 ^2.120 ^2.121 ^2.122 ^2.123 ^2.124 ^2.125 ^2.126 ^2.127 ^2.128 ^2.129 ^2.130 ^2.131 ^2.132 ^2.133 ^2.134 ^2.135 ^2.136 ^2.137 ^2.138 ^2.139 ^2.140 ^2.141 ^2.142 ^2.143 ^2.144 ^2.145 ^2.146 ^2.147 ^2.148 ^2.149 ^2.150 ^2.151 ^2.152 ^2.153 ^2.154 ^2.155 ^2.156 ^2.157 ^2.158 ^2.159 ^2.160 ^2.161 ^2.162 ^2.163 ^2.164 ^2.165 ^2.166 ^2.167 ^2.168 ^2.169 ^2.170 ^2.171 ^2.172 ^2.173 ^2.174 ^2.175 ^2.176 ^2.177 ^2.178 ^2.179 ^2.180 ^2.181 ^2.182 ^2.183 ^2.184 ^2.185 ^2.186 ^2.187 ^2.188 ^2.189 ^2.190 ^2.191 ^2.192 ^2.193 ^2.194 ^2.195 ^2.196 ^2.197 ^2.198 ^2.199 ^2.200 ^2.201 ^2.202 ^2.203 ^2.204 ^2.205 ^2.206 ^2.207 ^2.208 ^2.209 ^2.210 ^2.211 ^2.212 ^2.213 ^2.214 ^2.215 ^2.216 ^2.217 ^2.218 ^2.219 ^2.220 ^2.221 ^2.222 ^2.223 ^2.224 ^2.225 ^2.226 ^2.227 ^2.228 ^2.229 ^2.230 ^2.231 ^2.232 ^2.233 ^2.234 ^2.235 ^2.236 ^2.237 ^2.238 ^2.239 ^2.240 ^2.241 ^2.242 ^2.243 ^2.244 ^2.245 ^2.246 ^2.247 ^2.248 ^2.249 ^2.250 ^2.251 ^2.252 ^2.253 ^2.254 ^2.255 ^2.256 ^2.257 ^2.258 ^2.259 ^2.260 ^2.261 ^2.262 ^2.263 ^2.264 ^2.265 ^2.266 ^2.267 ^2.268 ^2.269 ^2.270 ^2.271 ^2.272 ^2.273 Wikipedia contributors. (2024, February 17). List of medical roots, suffixes and prefixes. In Wikipedia, The Free Encyclopedia. Retrieved 09:05, February 17, 2024, from https://en.wikipedia.org/w/index.php?title=List_of_medical_roots,_suffixes_and_prefixes&oldid=1208358797
↑ ^3.00 ^3.01 ^3.02 ^3.03 ^3.04 ^3.05 ^3.06 ^3.07 ^3.08 ^3.09 OpenMD Medical Dictionary. Roots, Prefixes & Suffixes. Retrieved 2024-02-17 from https://openmd.com/dictionary/word-parts/
↑ ^4.00 ^4.01 ^4.02 ^4.03 ^4.04 ^4.05 ^4.06 ^4.07 ^4.08 ^4.09 ^4.10 ^4.11 Partridge, E. (2006). Origins: A short etymological dictionary of modern English. Routledge. Accessed 2024-02-17 from https://www-taylorfrancis-com.proxy3.library.mcgill.ca/books/edit/10.4324/9780203421147/origins-eric-partridge?refId=0b44e148-0b4b-4ecf-8f8b-a41b29228402&context=ubx
↑ ^5.00 ^5.01 ^5.02 ^5.03 ^5.04 ^5.05 ^5.06 ^5.07 ^5.08 ^5.09 ^5.10 ^5.11 ^5.12 ^5.13 ^5.14 ^5.15 ^5.16 ^5.17 ^5.18 ^5.19 ^5.20 ^5.21 Warren, H. C. (2018). Dictionary of psychology. Routledge. Retrieved on 2024-02-17 from https://www-taylorfrancis-com.proxy3.library.mcgill.ca/books/mono/10.4324/9780429462221/dictionary-psychology-howard-warren
↑ ^6.0 ^6.1 ^6.2 ^6.3 ^6.4 Millodot, M. (2018). Dictionary of optometry and vision science. Elsevier Health Sciences. Retrieved February 17, 2024, from https://www-sciencedirect-com.proxy3.library.mcgill.ca/science/article/pii/B9780702072222000329

[macroev-1] 1.000 ^1.001 ^1.002 ^1.003 ^1.004 ^1.005 ^1.006 ^1.007 ^1.008 ^1.009 ^1.010 ^1.011 ^1.012 ^1.013 ^1.014 ^1.015 ^1.016 ^1.017 ^1.018 ^1.019 ^1.020 ^1.021 ^1.022 ^1.023 ^1.024 ^1.025 ^1.026 ^1.027 ^1.028 ^1.029 ^1.030 ^1.031 ^1.032 ^1.033 ^1.034 ^1.035 ^1.036 ^1.037 ^1.038 ^1.039 ^1.040 ^1.041 ^1.042 ^1.043 ^1.044 ^1.045 ^1.046 ^1.047 ^1.048 ^1.049 ^1.050 ^1.051 ^1.052 ^1.053 ^1.054 ^1.055 ^1.056 ^1.057 ^1.058 ^1.059 ^1.060 ^1.061 ^1.062 ^1.063 ^1.064 ^1.065 ^1.066 ^1.067 ^1.068 ^1.069 ^1.070 ^1.071 ^1.072 ^1.073 ^1.074 ^1.075 ^1.076 ^1.077 ^1.078 ^1.079 ^1.080 ^1.081 ^1.082 ^1.083 ^1.084 ^1.085 ^1.086 ^1.087 ^1.088 ^1.089 ^1.090 ^1.091 ^1.092 ^1.093 ^1.094 ^1.095 ^1.096 ^1.097 ^1.098 ^1.099 ^1.100 ^1.101 ^1.102 ^1.103 ^1.104 ^1.105 ^1.106 ^1.107 ^1.108 ^1.109 ^1.110 ^1.111 ^1.112 ^1.113 ^1.114 ^1.115 ^1.116 ^1.117 ^1.118 ^1.119 ^1.120 ^1.121 McCarthy, E. M. 2013. Suffix-Prefix Dictionary. www.macroevolution.net. Retrieved 2024-02-17.

[wikipmed-2] 2.000 ^2.001 ^2.002 ^2.003 ^2.004 ^2.005 ^2.006 ^2.007 ^2.008 ^2.009 ^2.010 ^2.011 ^2.012 ^2.013 ^2.014 ^2.015 ^2.016 ^2.017 ^2.018 ^2.019 ^2.020 ^2.021 ^2.022 ^2.023 ^2.024 ^2.025 ^2.026 ^2.027 ^2.028 ^2.029 ^2.030 ^2.031 ^2.032 ^2.033 ^2.034 ^2.035 ^2.036 ^2.037 ^2.038 ^2.039 ^2.040 ^2.041 ^2.042 ^2.043 ^2.044 ^2.045 ^2.046 ^2.047 ^2.048 ^2.049 ^2.050 ^2.051 ^2.052 ^2.053 ^2.054 ^2.055 ^2.056 ^2.057 ^2.058 ^2.059 ^2.060 ^2.061 ^2.062 ^2.063 ^2.064 ^2.065 ^2.066 ^2.067 ^2.068 ^2.069 ^2.070 ^2.071 ^2.072 ^2.073 ^2.074 ^2.075 ^2.076 ^2.077 ^2.078 ^2.079 ^2.080 ^2.081 ^2.082 ^2.083 ^2.084 ^2.085 ^2.086 ^2.087 ^2.088 ^2.089 ^2.090 ^2.091 ^2.092 ^2.093 ^2.094 ^2.095 ^2.096 ^2.097 ^2.098 ^2.099 ^2.100 ^2.101 ^2.102 ^2.103 ^2.104 ^2.105 ^2.106 ^2.107 ^2.108 ^2.109 ^2.110 ^2.111 ^2.112 ^2.113 ^2.114 ^2.115 ^2.116 ^2.117 ^2.118 ^2.119 ^2.120 ^2.121 ^2.122 ^2.123 ^2.124 ^2.125 ^2.126 ^2.127 ^2.128 ^2.129 ^2.130 ^2.131 ^2.132 ^2.133 ^2.134 ^2.135 ^2.136 ^2.137 ^2.138 ^2.139 ^2.140 ^2.141 ^2.142 ^2.143 ^2.144 ^2.145 ^2.146 ^2.147 ^2.148 ^2.149 ^2.150 ^2.151 ^2.152 ^2.153 ^2.154 ^2.155 ^2.156 ^2.157 ^2.158 ^2.159 ^2.160 ^2.161 ^2.162 ^2.163 ^2.164 ^2.165 ^2.166 ^2.167 ^2.168 ^2.169 ^2.170 ^2.171 ^2.172 ^2.173 ^2.174 ^2.175 ^2.176 ^2.177 ^2.178 ^2.179 ^2.180 ^2.181 ^2.182 ^2.183 ^2.184 ^2.185 ^2.186 ^2.187 ^2.188 ^2.189 ^2.190 ^2.191 ^2.192 ^2.193 ^2.194 ^2.195 ^2.196 ^2.197 ^2.198 ^2.199 ^2.200 ^2.201 ^2.202 ^2.203 ^2.204 ^2.205 ^2.206 ^2.207 ^2.208 ^2.209 ^2.210 ^2.211 ^2.212 ^2.213 ^2.214 ^2.215 ^2.216 ^2.217 ^2.218 ^2.219 ^2.220 ^2.221 ^2.222 ^2.223 ^2.224 ^2.225 ^2.226 ^2.227 ^2.228 ^2.229 ^2.230 ^2.231 ^2.232 ^2.233 ^2.234 ^2.235 ^2.236 ^2.237 ^2.238 ^2.239 ^2.240 ^2.241 ^2.242 ^2.243 ^2.244 ^2.245 ^2.246 ^2.247 ^2.248 ^2.249 ^2.250 ^2.251 ^2.252 ^2.253 ^2.254 ^2.255 ^2.256 ^2.257 ^2.258 ^2.259 ^2.260 ^2.261 ^2.262 ^2.263 ^2.264 ^2.265 ^2.266 ^2.267 ^2.268 ^2.269 ^2.270 ^2.271 ^2.272 ^2.273 Wikipedia contributors. (2024, February 17). List of medical roots, suffixes and prefixes. In Wikipedia, The Free Encyclopedia. Retrieved 09:05, February 17, 2024, from https://en.wikipedia.org/w/index.php?title=List_of_medical_roots,_suffixes_and_prefixes&oldid=1208358797

[openmd-3] 3.00 ^3.01 ^3.02 ^3.03 ^3.04 ^3.05 ^3.06 ^3.07 ^3.08 ^3.09 OpenMD Medical Dictionary. Roots, Prefixes & Suffixes. Retrieved 2024-02-17 from https://openmd.com/dictionary/word-parts/

[origins-4] 4.00 ^4.01 ^4.02 ^4.03 ^4.04 ^4.05 ^4.06 ^4.07 ^4.08 ^4.09 ^4.10 ^4.11 Partridge, E. (2006). Origins: A short etymological dictionary of modern English. Routledge. Accessed 2024-02-17 from https://www-taylorfrancis-com.proxy3.library.mcgill.ca/books/edit/10.4324/9780203421147/origins-eric-partridge?refId=0b44e148-0b4b-4ecf-8f8b-a41b29228402&context=ubx

[warren-5] 5.00 ^5.01 ^5.02 ^5.03 ^5.04 ^5.05 ^5.06 ^5.07 ^5.08 ^5.09 ^5.10 ^5.11 ^5.12 ^5.13 ^5.14 ^5.15 ^5.16 ^5.17 ^5.18 ^5.19 ^5.20 ^5.21 Warren, H. C. (2018). Dictionary of psychology. Routledge. Retrieved on 2024-02-17 from https://www-taylorfrancis-com.proxy3.library.mcgill.ca/books/mono/10.4324/9780429462221/dictionary-psychology-howard-warren

[optom-6] 6.0 ^6.1 ^6.2 ^6.3 ^6.4 Millodot, M. (2018). Dictionary of optometry and vision science. Elsevier Health Sciences. Retrieved February 17, 2024, from https://www-sciencedirect-com.proxy3.library.mcgill.ca/science/article/pii/B9780702072222000329

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