- arc secant
-
Trig.the angle, measured in radians, that has a secant equal to a given number. Abbr.: arc sec; Symbol: sec-1 Also called inverse secant.[1905-10]
* * *
Universalium. 2010.
arc secant
Look at other dictionaries:
arc secant — noun the inverse function of the secant; the angle that has a secant equal to a given number • Syn: ↑arcsecant, ↑arcsec, ↑inverse secant • Hypernyms: ↑trigonometric function, ↑circular function * * * noun … Useful english dictionary
arc sec — See arc secant. * * * … Universalium
arc sec — See arc secant … Useful english dictionary
sécant — sécant, ante [ sekɑ̃, ɑ̃t ] adj. et n. f. • 1542; lat. secans, de secare « couper » 1 ♦ Qui coupe (une ligne, un plan). Droite, courbe sécante (opposé à parallèle, tangente) . Plan sécant. Cercles sécants, sphères sécantes, ayant des points… … Encyclopédie Universelle
Secant — Secant, n. [Cf. F. s[ e]cante. See {Secant}, a.] 1. (Geom.) A line that cuts another; especially, a straight line cutting a curve in two or more points. [1913 Webster] 2. (Trig.) A right line drawn from the center of a circle through one end of a … The Collaborative International Dictionary of English
secant — noun Etymology: New Latin secant , secans, from Latin, present participle of secare to cut more at saw Date: 1593 1. a straight line cutting a curve at two or more points 2. a straight line drawn from the center of a circle through one end of a… … New Collegiate Dictionary
Arc (geometry) — A circular sector is shaded in green. Its curved boundary of length L is a circular arc. In geometry, an arc is a closed segment of a differentiable curve in the two dimensional plane; for example, a circular arc is a segment of the circumference … Wikipedia
secant — secantly, adv. /see kant, keuhnt/, n. 1. Geom. an intersecting line, esp. one intersecting a curve at two or more points. 2. Trig. a. (in a right triangle) the ratio of the hypotenuse to the side adjacent to a given angle. b. (originally) a line… … Universalium
SÉCANT, ANTE — adj. T. de Géométrie Qui coupe. Plan sécant. SÉCANTE est aussi nom féminin et s’emploie pour désigner Toute ligne ou toute surface qui en coupe une autre. Il se dit particulièrement d’Une des lignes trigonométriques d’un angle. Sécante d’un arc.… … Dictionnaire de l'Academie Francaise, 8eme edition (1935)
secant — n. cutting (line), especially one cutting curve at two points; radius produced through one end of arc to meet tangent drawn to other end; ratio of this line to radius (abbreviated as ♦ sec.) … Dictionary of difficult words
