decagon

noun

decagon

noun

US /ˈdɛ.kə.ɡɑn/ · UK /ˈdɛ.kə.ɡən/

Etymology From deca- + -gon.

1

Geometry, Mathematics, Sciences A polygon with ten sides and ten angles.

Synonyms: 10-gon
Related terms: decagonal, pentagram (5-pointed), hexagram (6-pointed), heptagram (7-pointed), octagram (8-pointed), nonagram (9-pointed), decagram (10-pointed), decagram, decangle

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.