Tridecagon

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
A polygon having thirteen sides and thirteen angles.

Synonyms

13 gon 13-gon trisdecagon triskaidecagon triskaidecagon

Etymology

From trideca- + -gon.

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