- (a.) A line that cuts another; especially, a straight line cutting a curve in two or more points.
- (a.) Cutting; divivding into two parts; as, a secant line.
- (a.) A right line drawn from the center of a circle through one end of a circular arc, and terminated by a tangent drawn from the other end; the number expressing the ratio line of this line to the radius of the circle. See Trigonometrical function, under Function.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). secant. Retrieved September 22, 2026, from http://smartdefine.org/secant/definitions/2059572 |
| Chicago | Webster's. 2011. "secant" http://smartdefine.org/secant/definitions/2059572 (accessed September 22, 2026). |
| Harvard | Webster's 2011, secant, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/secant/definitions/2059572>. |
| MLA | Webster's. "secant" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/secant/definitions/2059572> |