ammonite Hear it!

ammonite definition

am·mo·nite (am′ə nīt′)

noun

any of the flat, usually coiled fossil shells of an extinct order (Ammonoidea) of cephalopod mollusks dominant in the Mesozoic era

Etymology: ModL ammonites < L (cornu) Ammonis, (horn) of Ammon < Jupiter Ammon, whose statues were represented with ram's horns

Related Forms:

  • ammonitic am′·mo·nit′ic (-nit′ik) adjective

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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