Eocene Hear it!

Eocene definition

Eo·cene (ē′ō sēn′, ē′ə-)

adjective

designating or of the second geologic epoch of the Paleogene, characterized by a warm climate and the development of mammals

Etymology: eo- + -cene

Eocene Idioms

the Eocene

the Eocene Epoch or its rocks

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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