SEXTANT


Meaning of SEXTANT in English

/ ˈsekstənt; NAmE / noun

an instrument for measuring angles and distances, used to calculate the exact position of a ship or an aircraft

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WORD ORIGIN

late 16th cent. (denoting the sixth part of a circle): from Latin sextans , sextant- sixth part, from sextus sixth.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.