octagon

The definition of an octagon is an eight-sided, eight-angled figure.

(noun)

An example of an octagon is the shape of a stop sign in the US.

See octagon in Webster's New World College Dictionary

noun

a plane figure with eight angles and eight sides

Origin: L octagonum < Gr oktagōnos, eight-cornered: see octa- & -gon

Related Forms:

See octagon in American Heritage Dictionary 4

noun

A polygon with eight sides and eight angles.

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octagon

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