Results

Definition of quadratrix : A curve made use of in the quadrature of other curves; as the quadratrix, of Dinostratus, or of Tschirnhausen.

Usage examples:

• About 420 B. C. Hippias of Elis invented a certain curve called the quadratrix, by means of which he could square the circle and trisect any angle. - "The Teaching of Geometry", David Eugene Smith.