Enneadecagon

//ˈɛ.niː.əˈdɛ.kə.ɡɑn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A polygon with nineteen sides and nineteen angles.

Synonyms

All synonyms
19 gon19-gonnonadecagon

Etymology

From enneadeca- + -gon.

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