A sextant is a doubly reflecting navigation instrument that measures the angular distance between two visible objects The primary use of a sextant is to measure the angle between an astronomical object and the horizon for the purposes of celestial navigation. The meaning of sextant is an instrument for measuring angular distances used especially in navigation to observe altitudes of celestial bodies (as in ascertaining latitude and longitude). A device used on a ship or aircraft for measuring angles, such as those between stars or that… An optical instrument used in navigation and consisting of a telescope through which a sighting of a heavenly.click for more definitions. Sextant synonyms, sextant pronunciation, sextant translation, english dictionary definition of sextant
An astronomical instrument used to determine latitude and longitude at sea by measuring angular distances, especially the altitudes of sun, moon, and stars. See examples of sextant used in a sentence. Definition of sextant noun in oxford advanced learner's dictionary Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
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