Decagon

//ˈdɛ.kə.ɡɑn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A polygon with ten sides and ten angles.
  2. 2
    a polygon with 10 sides and 10 angles wordnet

Synonyms

All synonyms
10 gon10-gondecadefiguretenten commandments

Etymology

From deca- + -gon.

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