Definition of quadric in English:
quadric
adjective ˈkwɒdrɪkˈkwɑdrɪk
Geometry (of a surface or curve) described by an equation of the second degree.
Example sentencesExamples
- His doctorate was awarded by Leiden in 1870 for a dissertation Homography applied to the theory of quadric surfaces.
noun ˈkwɒdrɪkˈkwɑdrɪk
Geometry A quadric surface or curve.
Example sentencesExamples
- He also published a number of papers on the cubic surface, studying lines on the surface, and other topics such as the Schur quadric.
- The book contains a wealth of information concerning the projective geometry of conics and quadrics.
- His work in geometry included a study of conics, quadrics and projective geometry.
- The equation of the scroll of tangents of the common curve of two quadrics is due to Cayley in 1850.
Origin
Mid 19th century: from Latin quadra 'square' + -ic.
Definition of quadric in US English:
quadric
adjectiveˈkwɑdrɪkˈkwädrik
Geometry (of a surface or curve) described by an equation of the second degree.
Example sentencesExamples
- His doctorate was awarded by Leiden in 1870 for a dissertation Homography applied to the theory of quadric surfaces.
nounˈkwɑdrɪkˈkwädrik
Geometry A quadric surface or curve.
Example sentencesExamples
- The book contains a wealth of information concerning the projective geometry of conics and quadrics.
- His work in geometry included a study of conics, quadrics and projective geometry.
- The equation of the scroll of tangents of the common curve of two quadrics is due to Cayley in 1850.
- He also published a number of papers on the cubic surface, studying lines on the surface, and other topics such as the Schur quadric.
Origin
Mid 19th century: from Latin quadra ‘square’ + -ic.