decagon Hear it!

decagon definition

deca·gon (dek′ə gän′)

noun

a polygon with ten sides and ten angles

Etymology: ML decagonum: see deca- & -gon

Related Forms:

  • decagonal dec·ag′o·nal (dek ag′ə nəl) 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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