quadrangle |
a closed two-dimensional figure with four sides, such as a rectangle or parallelogram. [3 definitions] |
quadrant |
one quarter of the arc of a circle. [5 definitions] |
quadraphonic |
of, concerning, or used for the reproduction of sound, esp. music, over four distinct channels. |
quadrat |
see "quad2." [2 definitions] |
quadrate |
a square or rectangle. [5 definitions] |
quadratic |
of, concerning, or involving mathematical expressions containing a variable that is raised to the second power at most. [2 definitions] |
quadratic equation |
in algebra, an equation in which the square is the highest power to which the unknown quantity is raised. |
quadrature |
the act or process of squaring. [3 definitions] |
quadrennial |
happening once every four years. [3 definitions] |
quadri- |
four. |
quadriceps |
a group of four large muscles located at the front of the thigh. |
quadrilateral |
having four sides. [2 definitions] |
quadrille1 |
a formal square dance with five separate movements executed by four couples. [2 definitions] |
quadrille2 |
an eighteenth-century card game for four players. |
quadrillion |
the number represented by the Arabic numeral 1015. [2 definitions] |
quadripartite |
having four parts or divisions. [2 definitions] |
quadriplegia |
paralysis of the entire body, from the neck down. |
quadrivalent |
having a valence of four; tetravalent. [2 definitions] |
quadrivium |
in medieval universities, the higher section of the liberal arts, comprising arithmetic, geometry, astronomy, and music. (Cf. trivium.) |
quadroon |
a person who is one quarter black and three quarters white; the child of a mulatto and a white person. |
quadrumanous |
having all four feet adapted for grasping, as monkeys and apes. |