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sextant

Syllabification: (sex·tant)
Pronunciation: /ˈsekstənt/
Definition of sextant

noun

  • an instrument with a graduated arc of 60° and a sighting mechanism, used for measuring the angular distances between objects and especially for taking altitudes in navigation.

Origin:

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

sextant in other Oxford dictionaries

Definition of sextant in the British & World English dictionary
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