Permian Hear it!

Permian definition

Per·mian (pʉrmē ən)

adjective

designating or of the sixth and last geologic period of the Paleozoic Era, characterized by the formation of Pangea, glaciation in the Southern Hemisphere, development of mountains, esp. in the Appalachians, and an increase in the diversity of land plants and animals

Etymology: after the city of Perm

Permian Idioms

the Permian

the Permian 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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