quadric, quadric surface
(noun) a curve or surface whose equation (in Cartesian coordinates) is of the second degree
Source: WordNet® 3.1
quadric (plural quadrics)
(mathematics) A surface whose shape is defined in terms of a quadratic equation
quadric (not comparable)
(mathematics) Of or relating to the second degree; quadratic.
• acquir'd
Source: Wiktionary
Quad"ric, a. (Math.)
Definition: Of or pertaining to the second degree.
Quad"ric, n. (a) (Alg.) A quantic of the second degree. See Quantic. (b) (Geom.) 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.
Source: Webster’s Unabridged Dictionary 1913 Edition
2 June 2025
(noun) status with respect to the relations between people or groups; “on good terms with her in-laws”; “on a friendly footing”
Espresso is both a coffee beverage and a brewing method that originated in Italy. When making an espresso, a small amount of nearly boiling water under pressure forces through finely-ground coffee beans. It has more caffeine per unit volume than most coffee beverages. Its smaller serving size will take three shots to equal a mug of standard brewed coffee.
