Definitions for placodermˈplæk əˌdɜrm

This page provides all possible meanings and translations of the word placoderm

Random House Webster's College Dictionary

plac•o•dermˈplæk əˌdɜrm(n.)

  1. any of various extinct jawed fishes of the class Placodermi, chiefly of the Devonian Period: many were armored in bony plates.

    Category: Paleontology

Origin of placoderm:

1855–60; < NL Placodermi name of the class, pl. of placodermus=placo- (< Gk; see placoid , -o -) +-dermus -derm

Princeton's WordNet

  1. placoderm(noun)

    fish-like vertebrate with bony plates on head and upper body; dominant in seas and rivers during the Devonian; considered the earliest vertebrate with jaws

Wiktionary

  1. placoderm(Noun)

    A member of an extinct group of fish with armored heads; the group lived during the Silurian and Devonian periods.

Webster Dictionary

  1. Placoderm(noun)

    one of the Placodermi

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