Definition of quadric in English:

quadric

Line breaks: quad|ric
Pronunciation: /ˈkwɒdrɪk
 
/
Geometry

adjective

  • (Of a surface or curve) described by an equation of the second degree.
    More example sentences
    • His doctorate was awarded by Leiden in 1870 for a dissertation Homography applied to the theory of quadric surfaces.

noun

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  • A quadric surface or curve.
    More example sentences
    • 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.
    • The book contains a wealth of information concerning the projective geometry of conics and quadrics.

Origin

mid 19th century: from Latin quadra 'square' + -ic.

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