Jisho

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Noun
1. sextant
Wikipedia definition
2. SextantThis article is about the Sextant as used for navigation. For the astronomer's sextant, see Sextant (astronomical). For the history and development of the sextant see Reflecting instruments A sextant is an instrument used to measure the angle between any two visible objects. Its primary use is to determine the angle between a celestial object and the horizon which is known as the object's altitude.
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