90-gon

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Synonym of enneacontagon: A polygon with 90 sides and 90 angles.

Synonyms

All synonyms
enneacontagon

Etymology

From 90 + -gon.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.