English

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Etymology

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From pentaconta- (50) +‎ -gon (-sided), from Ancient Greek πεντήκοντᾰ (pentḗkonta, 50) and γωνία (gōnía, corner).

Noun

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pentacontagon (plural pentacontagons)

  1. (mathematics) A 50-sided polygon.

Synonyms

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Translations

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