SEXTANTS

Noun

sextants

plural of sextant

Source: Wiktionary


SEXTANT

Sex"tant, n. Etym: [L. sextans, -antis, the sixth part of an as, fr. sextus sixth, sex six. See Six.]

1. (Math.)

Definition: The sixth part of a circle.

2. An instrument for measuring angular distances between objects, -- used esp. at sea, for ascertaining the latitude and longitude. It is constructed on the same optical principle as Hadley's quadrant, but usually of metal, with a nicer graduation, telescopic sight, and its arc the sixth, and sometimes the third, part of a circle. See Quadrant.

3. (Astron.)

Definition: The constellation Sextans. Box sextant, a small sextant inclosed in a cylindrical case to make it more portable.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

15 March 2025

TRUNCATION

(noun) the replacement of an edge or solid angle (as in cutting a gemstone) by a plane (especially by a plane that is equally inclined to the adjacent faces)


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