icosagon
nounEtymology From Ancient Greek εἰκοσάγωνος (eikoságōnos, “having twenty sides”), from εἴκοσι (eíkosi, “twenty”) + γωνία (gōnía, “angle”). Equivalent to icosa- + -gon.
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Geometry, Mathematics, Sciences A polygon with twenty sides and twenty angles.
- 1993 The upper half of a regular icosagon frame is folded. - author? - Space Structures 4
- Synonyms
- 20-gon
- Related terms
- icosagonal