# cosecant

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cosecant
noun Etymology: New Latin cosecant-, cosecans, from co- + secant-, secans secant Date: circa 1706 1. a trigonometric function that for an acute angle is the ratio between the hypotenuse of a right triangle of which the angle is considered part and the leg opposite the angle 2. a trigonometric function csc θ that is the reciprocal of the sine for all real numbers θ for which the sine is not zero and that is exactly equal to the cosecant of an angle of measure θ in radians

New Collegiate Dictionary. 2001.

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• cosecant — [kō sē′kənt, kō sēkant΄] n. [Fr cosécante, for co. secans, short for ModL complementi secans, lit., secant of the complement] Trigonometry the reciprocal of the sine; specif. a) the ratio of the hypotenuse to the opposite side of a given acute… …   English World dictionary

• Cosecant — Co*se cant (k? s? k?nt), n. [For co. secans, an abbrev. of L. complementi secans.] (Trig.) The secant of the complement of an arc or angle. See Illust. of {Functions}. [1913 Webster] …   The Collaborative International Dictionary of English

• cosecant — 1706, from co, short for COMPLEMENT (Cf. complement) + SECANT (Cf. secant) …   Etymology dictionary

• cosecant — ► NOUN Mathematics ▪ (in a right angled triangle) the ratio of the hypotenuse to the side opposite an acute angle (the reciprocal of sine) …   English terms dictionary

• cosecant — /koh see keuhnt, kant/, n. Trigonom. 1. (in a right triangle) the ratio of the hypotenuse to the side opposite a given angle. 2. the secant of the complement, or the reciprocal of the sine, of a given angle or arc. Abbr.: csc Also, cosec. [1700… …   Universalium

• cosecant — [kəʊ si:k(ə)nt, sɛk ] noun Mathematics the ratio of the hypotenuse (in a right angled triangle) to the side opposite an acute angle; the reciprocal of sine. Origin C18: from mod. L. cosecant , from co + L. secant , secare to cut ; cf. secant …   English new terms dictionary

• cosecant — co•se•cant [[t]koʊˈsi kənt, kænt[/t]] n. 1) math. (in a right triangle) the ratio of the hypotenuse to the side opposite a given angle 2) math. the secant of the complement, or the reciprocal of the sine, of a given angle or arc Abbr.: csc •… …   From formal English to slang

• cosecant — noun In a right triangle, the reciprocal of the sine of an angle. Symbols: cosec, csc …   Wiktionary

• cosecant — co|se|cant Mot Agut Nom femení …   Diccionari Català-Català

• cosecant — coÂ·seÂ·cant || â€škÉ™ÊŠ siËkÉ™nt n. ratio of two sides of a triangle (Trigonometry) …   English contemporary dictionary