English

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Etymology

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From Ancient Greek εἰκοσιέν (eikosién, twenty-one) +‎ -gon.

Pronunciation

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  • Hyphenation: i‧co‧si‧hen‧a‧gon

Noun

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icosihenagon (plural icosihenagons)

  1. (geometry) A polygon with twenty-one edges and twenty-one angles.

Synonyms

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Translations

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