Septagonnoun
(proscribed) A polygon with seven sides and seven angles.
Hexagonnoun
(geometry) A polygon with six sides and six angles.
Hexagonnoun
A plane figure of six angles.
Hexagonnoun
a six-sided polygon
Hexagonnoun
a plane figure with six straight sides and angles.
Hexagon
In geometry, a hexagon (from Greek ἕξ, hex, meaning , and γωνία, gonía, meaning ) is a six-sided polygon or 6-gon. The total of the internal angles of any simple (non-self-intersecting) hexagon is 720°.