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Sextant
01
a navigational tool used to measure the angle between visible celestial bodies or between a celestial body and the horizon, to determine position
Examples
The sailor uses a sextant to chart his course by the stars.
She adjusts the sextant to measure the sun's altitude at noon.
02
a unit of angle equal to one-sixth of a full circle
Examples
The arc was divided into six sextants, each spanning 60 degrees.
A sextant marks the angular distance between the two reference points.
