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 circular arc to a tangent drawn from the other end of the arc 3. a. a trigonometric function that for an acute angle is the ratio of the hypotenuse of a right triangle of which the angle is considered part and the leg adjacent to the angle b. a trigonometric function sec θ that is the reciprocal of the cosine for all real numbers θ for which the cosine is not zero and that is exactly equal to the secant of an angle of measure θ in radians

New Collegiate Dictionary. 2001.


Look at other dictionaries:

  • 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 — SECÁNT, Ă, secanţi, te, adj., s.f. 1. adj. (Despre drepte, curbe) Care întretaie o linie, un plan. ♢ Plan secant = plan care intersectează una sau mai multe suprafeţe. ♦ (Substantivat, f.) Dreaptă care intersectează în două puncte un cerc sau o… …   Dicționar Român

  • Secant — is a term in mathematics. It comes from the Latin secare (to cut). It can refer to: * a secant line, in geometry * the trigonometric function called secant * the secant method, a root finding algorithm in numerical analysismathdab …   Wikipedia

  • 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 — [sē′kənt] adj. [L secans, prp. of secare, to cut: see SAW1] cutting; intersecting n. 1. Geom. any straight line intersecting a curve at two or more points 2. Trigonometry the reciprocal of the cosine; specif., a) the ratio of the hypotenuse to… …   English World dictionary

  • Secant — Se cant (s[=e] k[a^]nt), a. [L. secans, antis, p. pr. of secare to cut. See {Section}.] Cutting; dividing into two parts; as, a secant line. [1913 Webster] …   The Collaborative International Dictionary of English

  • sécant — sécant, ante (sé kan, kan t ) adj. Terme de géométrie. Qui coupe. Plant sécant. ÉTYMOLOGIE    Lat. secare, couper …   Dictionnaire de la Langue Française d'Émile Littré

  • secant — (n.) 1590s, from L. secantem (nom. secans) a cutting, prp. of secare to cut (see SECTION (Cf. section)). First used by Danish mathematician Thomas Fincke in Geometria Rotundi (1583) …   Etymology dictionary

  • secant — ► NOUN 1) Mathematics (in a right angled triangle) the ratio of the hypotenuse to the shorter side adjacent to an acute angle. 2) Geometry a straight line that cuts a curve in two or more parts. ORIGIN from Latin secare to cut …   English terms dictionary

  • Sécant — Aspect sécant/non sécant Catégories verbales Temps : Temps simples : Présent Imparfait (indicatif/subjonctif …   Wikipédia en Français

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.