Cutting; divivding into two parts; as, a secant line.
A line that cuts another; especially, a straight line cutting a curve in two or more points.
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
straight line generic term noun, sec, trigonometric function generic term, circular function generic term