Dictionary.com

polygon

[ pol-ee-gon ]
/ ˈpɒl iˌgɒn /
See synonyms for polygon on Thesaurus.com

noun

a figure, especially a closed plane figure, having three or more, usually straight, sides.

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Origin of polygon

1560–70; <Latin polygōnum<Greek polýgōnon, noun use of neuter of polýgōnos many-angled. See poly-, -gon

OTHER WORDS FROM polygon

po·lyg·o·nal [puh-lig-uh-nl], /pəˈlɪg ə nl/, adjectivepo·lyg·o·nal·ly, adverbsub·po·lyg·o·nal, adjectivesub·po·lyg·o·nal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Words related to polygon

shape, form, dodecagon, octagon, decagon, pentagon, triangle, quadrangle, hexagon, quadrilateral, parallelogram, trapezoid

Example sentences from the Web for polygon

British Dictionary definitions for polygon

polygon
/ (ˈpɒlɪˌɡɒn) /

noun

a closed plane figure bounded by three or more straight sides that meet in pairs in the same number of vertices, and do not intersect other than at these vertices. The sum of the interior angles is (n –2) × 180° for n sides; the sum of the exterior angles is 360°. A regular polygon has all its sides and angles equal. Specific polygons are named according to the number of sides, such as triangle, pentagon, etc

Derived forms of polygon

polygonal (pəˈlɪɡənəl), adjectivepolygonally, adverb

Word Origin for polygon

C16: via Latin from Greek polugōnon figure with many angles
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for polygon

polygon
[ pŏl′ē-gŏn′ ]

A closed plane figure having three or more sides. Triangles, rectangles, and octagons are all examples of polygons.♦ A regular polygon is a polygon all of whose sides are the same length and all of whose interior angles are the same measure.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for polygon

polygon

In geometry, a closed figure having three or more sides and lying on one plane.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.