quadric

Meanings

nounquadric (plural quadrics)

mathematicsA surface or curve whose shape is defined in terms of a quadratic equation.

adjectivequadric (not comparable)

nouna curve or surface whose equation (in Cartesian coordinates) is of the second degree

Similar

quadric surface

Broader

curvecurved shape

Synonym sets from Open English WordNet, CC BY 4.0.

Catalan quàdrica, superfície quàdrica

quàdricasurface whose shape is defined in terms of a quadratic equation
superfície quàdricasurface whose shape is defined in terms of a quadratic equation

French quadrique, surface quadrique

quadriquesurface whose shape is defined in terms of a quadratic equation
surface quadriquesurface whose shape is defined in terms of a quadratic equation
surface quadratiquesurface whose shape is defined in terms of a quadratic equation

Italian quadrica, superficie quadrica

quadricasurface whose shape is defined in terms of a quadratic equation
superficie quadricasurface whose shape is defined in terms of a quadratic equation

Portuguese quádrica, superfície quádrica

quádricasurface whose shape is defined in terms of a quadratic equation
superfície quádricasurface whose shape is defined in terms of a quadratic equation

Russian пове́рхность второ́го поря́дка

пове́рхность второ́го поря́дка (povérxnostʹ vtoróvo porjádka)surface whose shape is defined in terms of a quadratic equation

Spanish cuádrica, superficie cuádrica

cuádricasurface whose shape is defined in terms of a quadratic equation
superficie cuádricasurface whose shape is defined in terms of a quadratic equation

Cite this entry

APA

quadric. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/quadric

MLA

“quadric.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/quadric. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “quadric,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/quadric.

Source: quadric on Wiktionary, CC BY-SA 4.0.