Adjacent Words

Dodecagon definitions

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Webster's 1828 Dictionary

DODECAGON, n. [Gr., twelve; an angle.] A regular figure or polygon, consisting of twelve equal sides and angles.

WordNet (r) 3.0 (2005)

n
1: a twelve-sided polygon

Merriam Webster's

noun Etymology: Greek d?dekag?non, from d?deka- + -g?non -gon Date: circa 1658 a polygon of 12 angles and 12 sides

Oxford Reference Dictionary

n. a plane figure with twelve sides.

Webster's 1913 Dictionary

Dodecagon Do*dec"a*gon, n. [Gr. ? twelve + ? angle: cf. F. dod['e]cagone.] (Geom.) A figure or polygon bounded by twelve sides and containing twelve angles.