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polygon

pol·y·gon

polygon

 
pronunciation:
pa li gan
features:
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part of speech: noun
definition: a flat, closed figure with three or more sides bounded by straight lines.
Triangles and rectangles are polygons.
derivations: polygonal (adj.), polygonally (adv.)
Word History
Polygon comes from two Greek words. Poly- means "many," and gonia means "angle."
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