Index of English words, starting with "qu"

(1) - Quadragesimal (a.) Belonging to Lent; used in Lent; Lenten.

(1) - Quadrangle (n.) A square or quadrangular space or inclosure, such a space or court surrounded by buildings, esp. such a court in a college or public school in England.
(2) - Quadrangle (n.) A plane figure having four angles, and consequently four sides; any figure having four angles.

(1) - Quadrangular (a.) Having four angles, and consequently four sides; tetragonal.

(1) - Quadrant (n.) An instrument for measuring altitudes, variously constructed and mounted for different specific uses in astronomy, surveying, gunnery, etc., consisting commonly of a graduated arc of 90¡, with an index or vernier, and either plain or telescopic sights, and usually having a plumb line or spirit level for fixing the vertical or horizontal direction.
(2) - Quadrant (n.) One of the four parts into which a plane is divided by the coordinate axes. The upper right-hand part is the first quadrant; the upper left-hand part the second; the lower left-hand part the third; and the lower right-hand part the fourth quadrant.
(3) - Quadrant (n.) The quarter of a circle, or of the circumference of a circle, an arc of 90¡, or one subtending a right angle at the center.
(4) - Quadrant (n.) The fourth part; the quarter.

(1) - Quadrantal (n.) A cube.
(2) - Quadrantal (n.) A cubical vessel containing a Roman cubic foot, each side being a Roman square foot; -- used as a measure.
(3) - Quadrantal (a.) Of or pertaining to a quadrant; also, included in the fourth part of a circle; as, quadrantal space.