octagon
Collocations
3ADJ.
equal, half, regular
VERB + OCTAGON
cribe, like, shape, shaped
OCTAGON + NOUN
angles, corners
Definitions
noun
A polygon with eight sides and eight angles.
From the Circle deſcribe the Octagon, by taking half the Quadrant of the former for each Side of the latter. [...] [B]y conjoining theſe Points with ſtrait Lines agreeable to the Shape of the Octagon, the whole Work is completed.
In like manner it is demonſtrated that one angle of a regular hexagon will be equal to one right angle, and one third part of one right angle; one angle of a regular octagon equal to one right angle and half a right angle; [...]
Often in the form Octagon: the arena for mixed martial arts.
Thesaurus
Synonyms
Antonyms
Idioms & Phrases
Example Bank
6From the Circle deſcribe the Octagon, by taking half the Quadrant of the former for each Side of the latter. [...] [B]y conjoining theſe Points with ſtrait Lines agreeable to the Shape of the Octagon,
WiktionaryIn like manner it is demonſtrated that one angle of a regular hexagon will be equal to one right angle, and one third part of one right angle; one angle of a regular octagon equal to one right angle a
WiktionaryBismuth is the most common of all native metallic substances. It is generally found either in cubes or octagons, or of a dendritical form, or else in thin laminæ investing the ores of other metals, pa
WiktionaryThe internal angles of an octagon total 1080°.
Tatoeba · #3151880An octagon has eight angles and eight sides.
Tatoeba · #6827002This is an octagon.
Tatoeba · #8961617