Secant (line) Definition (Illustrated Mathematics Dictionary)

Math is Fun ABCDEFGHIJKLMNOPQRSTUVWXYZ Definition of Secant (line) more ... Secant (line)

A line that intersects two or more points on a curve. (From the Latin secare "to cut")

(Note: a line that just touches a curve at a point and matches the curve's slope there is called a "tangent".)

Secant (line) See: Secant (function), Tangent (line), Chord, Diameter Tangent Lines and Secant Lines Copyright © 2025 Rod Pierce

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