placoderm

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English

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English Wikipedia has an article on:
Wikipedia

Etymology

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From placo- +‎ -derm, after German Placoderm.

Noun

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placoderm (plural placoderms)

  1. (paleontology) A member of an extinct class (Placodermi) of jawed fish with armored heads and thoraces; the group lived during the Silurian and Devonian periods. [from 19th c.]
    • 2012, Caspar Henderson, The Book of Barely Imagined Beings, Granta Books, published 2013, page 12:
      Out to sea are placoderms – heavily armoured fish, some of them more than six metres (twenty feet) long and equipped with massive, powerful jaws.

Adjective

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placoderm (comparative more placoderm, superlative most placoderm)

  1. (paleontology) Pertaining to the class Placodermi. [from 19th c.]
    • 2018 January 24, Elsa Panciroli, The Guardian:
      Research published recently on placoderm fish fossils from Scottish Devonian lakes (around 365 myo) found evidence for how this extinct group of animals copulated.

See also

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Anagrams

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Romanian

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Etymology

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Borrowed from French placoderme or German Plakoderm.

Noun

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placoderm m (plural placodermi)

  1. placoderm

Declension

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