quadrant of circle

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• Quadrant — Quad rant, n. [L. quadrans, antis, a fourth part, a fourth of a whole, fr. quattuor four: cf. F. quadrant, cadran. See {Four}, and cf. {Cadrans}.] 1. The fourth part; the quarter. [Obs.] Sir T. Browne. [1913 Webster] 2. (Geom.) The quarter of a… …   The Collaborative International Dictionary of English

• Quadrant of altitude — Quadrant Quad rant, n. [L. quadrans, antis, a fourth part, a fourth of a whole, fr. quattuor four: cf. F. quadrant, cadran. See {Four}, and cf. {Cadrans}.] 1. The fourth part; the quarter. [Obs.] Sir T. Browne. [1913 Webster] 2. (Geom.) The… …   The Collaborative International Dictionary of English

• Circle Drive — Location: Saskatoon, Saskatchewan Circle Drive is a major road constructed as a ring road in Saskatoon, Saskatchewan, Canada. Th …   Wikipedia

• quadrant — [kwä′drənt] n. [ME < L quadrans, fourth part < quadrare: see QUADRATE] 1. a fourth part of the circumference of a circle; an arc of 90° 2. a quarter section of a circle 3. any piece or part shaped like a quarter section of a circle 4. an… …   English World dictionary

• quadrant — (n.) late 14c., a quarter of a day, six hours, from L. quadrantem (nom. quadrans) fourth part, noun use of prp. of quadrare to make square, from quadrus a square, from quattuor four (see FOUR (Cf. four)). The surveying instrument is first so… …   Etymology dictionary

• quadrant — ► NOUN 1) each of four parts of a circle, plane, body, etc. divided by two lines or planes at right angles. 2) historical an instrument for taking angular measurements of altitude in astronomy and navigation. ORIGIN Latin quadrans quarter , from… …   English terms dictionary

• quadrant — i. A quarter portion of a circle, centered on a NAVAID (navigational aid), oriented clockwise from magnetic north. The divisions of the circle are as follows: NE quadrant from 000° to 089°, SE quadrant from 090° to 179°, SW quadrant from 180° to… …   Aviation dictionary

• Quadrant — A quarter. For example, the liver is in the right upper quadrant of the abdomen. * * * One quarter of a circle. In anatomy, roughly circular areas are divided for descriptive purposes into quadrants. The abdomen is divided into right upper and… …   Medical dictionary

• Quadrant (instrument) — Ptolemy using a quadrant A quadrant is an instrument that is used to measure angles up to 90°. It was originally proposed by Ptolemy as a better kind of astrolabe.[1] Several different variations of the instrument were later produced by medieval… …   Wikipedia

• Quadrant — Not to be confused with quartile. Quadrant may refer to: A sector equal to one quarter of a circle, or half a semicircle, see Circular sector The sectors of a two dimensional cartesian coordinate system, see Cartesian coordinate system#Quadrants… …   Wikipedia

• quadrant — noun Etymology: Middle English, from Latin quadrant , quadrans fourth part; akin to Latin quattuor four more at four Date: 15th century 1. a. an instrument for measuring altitudes consisting commonly of a graduated arc of 90 degrees with an index …   New Collegiate Dictionary