Definitions:

1. A curve or surface that is described by an equation that has at least one variable that is squared. NOUN
   • Engineers use quadric surfaces to model the shapes of lenses, mirrors, and other optical components.
2. A type of surface in three-dimensional space that is defined by a second-degree polynomial equation in three variables X, Y, and Z. NOUN
   • The surface described by a quadric equation in three dimension is often referred to as a quadric surface.

Synonyms:

• quadric surface

NearBy Words:

• quadriceps