Octant Definition
ŏktənt
noun
One eighth of a circle.
American Heritage
An eighth of a circle; 45° angle or arc.
Webster's New World
The area enclosed by two radii at a 45° angle and the intersected arc.
American Heritage
An instrument like the sextant, for measuring angles.
Webster's New World
The position of one celestial body when it is 45° distant from another.
Webster's New World
Other Word Forms of Octant
Noun
Singular:
octantPlural:
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