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Webster 1913 Edition
Octagon
Oc′ta-gon
,Noun.
[Gr. [GREEK] eight-cornered;
ὀκτα-
(for ὀκτώ
eight) + [GREEK] an angle: cf. F. cctogone
.] 1.
(Geom.)
A plane figure of eight sides and eight angles.
2.
Any structure (as a fortification) or place with eight sides or angles.
Regular octagon
, one in which the sides are all equal, and the angles also are all equal.
Webster 1828 Edition
Octagon
OC'TAGON
,Noun.
1.
In geometry, a figure of eight sides and eight angles. When the sides and angles are equal, it is a regular octagon which may be inscribed in a circle.2.
In fortification, a place with eight bastions.Definition 2024
octagon
octagon
See also: octàgon
English
A regular octagon
Noun
octagon (plural octagons)
- (geometry) A polygon with eight sides and eight angles.
- (martial arts, usually capitalized) The arena for mixed martial arts, particularly as trademarked by the UFC.
Related terms
Translations
polygon with eight sides and eight angles
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