<mathematics> A surface whose equation in three variables is of the second degree. Spheres, spheroids, ellipsoids, paraboloids, hyperboloids, also cones and cylinders with circular bases, are quadrics.

Of or pertaining to the second degree.

(01 Mar 1998)

quadratus muscle, quadratus plantae, quadri-, quadribasic < Prev | Next > quadricapsular, quadriceps femoris

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