quadrature of the circle: Meaning and Definition of

quad'rature of the cir'cle

Pronunciation: [key]
— Math. Math.
  1. the insoluble problem of constructing, by the methods of Euclidean geometry, a square equal in area to a given circle. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.