Devonian Hear it!

Devonian definition

De·vo·nian (di vō′nē ən)

adjective

  1. of Devon, England
  2. designating or of the fourth geologic period of the Paleozoic Era, characterized by the development of the first ferns, mosses, gymnosperms, sharks, bony fishes, amphibians, and wingless insects: so called because rocks of the Devonian Period were first studied in Devon, England
Devonian Idioms

the Devonian

the Devonian Period or its rocks

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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