Webster's Revised Unabridged Dictionary · 1913

Hexagon

Hexagon , noun

[Latin hexagonum, Greek {not transcribed} six-cornered; "e`x six (akin to English six) + {not transcribed} angle.]

(Geometry) A plane figure of six angles.
Collocations (1)
Regular hexagon , a hexagon in which the angles are all equal, and the sides are also all equal.