airstone

English

Etymology

air +‎ stone

Noun

airstone (plural airstones)

1. A piece of aquarium furniture, traditionally limewood or porous stone, whose purpose is to diffuse oxygen gradually into the tank, eliminating the noise and large bubbles of conventional air filtration systems.

Synonyms

• bubbler

Anagrams

• Reitanos, Restaino, arsonite, asterion, notaries, notarise, rai stone, senorita, señorita, tonaries