quadric

[ kwod-rik ]
/ ˈkwɒd rɪk /
Mathematics

adjective

of the second degree (said especially of functions with more than two variables).

noun

a quadric function.
a surface such as an ellipsoid or paraboloid as defined by a second-degree equation in three real variables.

Origin of quadric

First recorded in 1855–60; quadr- + -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for quadric

British Dictionary definitions for quadric

quadric

/ (ˈkwɒdrɪk) maths /

adjective

having or characterized by an equation of the second degree, usually in two or three variables
of the second degree

noun

a quadric curve, surface, or function
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012