tetragon Hear it!

tetragon definition

tetra·gon (te′trə gän′)

noun

a plane figure with four angles and four sides; quadrangle

Etymology: LL tetragonum < Gr tetragōnon: see tetra- & -gon

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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