Lexic.us

Definition of Quadrature

1. Noun. The construction of a square having the same area as some other figure.

Definition of Quadrature

1. n. The act of squaring; the finding of a square having the same area as some given curvilinear figure; as, the quadrature of a circle; the operation of finding an expression for the area of a figure bounded wholly or in part by a curved line, as by a curve, two ordinates, and the axis of abscissas.

Definition of Quadrature

1. Noun. the process of making something square; squaring ¹

2. Noun. (mathematics) [ ¹

3. Noun. (astronomy) a situation in which three celestial bodies form a right-angled triangle, the observer being located at the right angle ¹

4. Noun. (physics) the condition in which the phase angle between two alternating quantities is 90° ¹

5. Noun. (arts) A painting painted on a wooden panel ¹

¹ Source: wiktionary.com

Definition of Quadrature

1. [n -S]

Medical Definition of Quadrature

1. 1. The act of squaring; the finding of a square having the same area as some given curvilinear figure; as, the quadrature of a circle; the operation of finding an expression for the area of a figure bounded wholly or in part by a curved line, as by a curve, two ordinates, and the axis of abscissas. 2. A quadrate; a square. 3. The integral used in obtaining the area bounded by a curve; hence, the definite integral of the product of any function of one variable into the differential of that variable. 4. The position of one heavenly body in respect to another when distant from it 90 deg, or a quarter of a circle, as the moon when at an equal distance from the points of conjunction and opposition. Quadrature of the moon, a point in an orbit which is at either extremity of the latus rectum drawn through the empty focus of the orbit. See: Quadrate. Origin: L. Quadratura: cf. F. Quadrature. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Quadrature

Literary usage of Quadrature

Below you will find example usage of this term as found in modern and/or classical literature:

1. Principles of Alternating Current Machinery by Ralph Restieaux Lawrence (1920)
"At any speed other than zero a single-phase induction motor has a revolving magnetic field, produced by two component fields which are in space quadrature ..."

2. A Dictionary of Science, Literature, & Art: Comprising the Definitions and by George William Cox (1867)
"The quadrature of the circle is a problem o" grett celebrity in the history of mathematical *'ii>oce. The whole circular area being equal t'j the rectangle ..."

3. A Course in Mathematical Analysis by Edouard Goursat, Earle Raymond Hedrick (1904)
"CHAPTER IV DEFINITE INTEGRALS I. SPECIAL METHODS OF quadrature 64. quadrature of the parabola. The determination of the area bounded by a plane curve is a ..."

4. The American Almanac and Repository of Useful Knowledge for the Year edited by Jared Sparks, Johann Schobert, Francis Bowen, George Partridge Sanger (1834)
"Mars, in rf November 1st, 1833; in quadrature, September 29th, 1834 ; in opposition ... May 9th; in quadrature, September 3d ; in opposition, November 29th. ..."

5. A Treatise on Infinitesimal Calculus: Containing Differential and Integral by Bartholomew Price (1865)
"quadrature of Curved Surfaces. 236.] We now come to the problem of quadrature in its most general form, onlv particular cases having been investigated in ..."

6. A History of the Study of Mathematics at Cambridge by Walter William Rouse Ball (1889)
"The second appendix to the Optics was entitled De quadrature/, curvarum. Most of it had been communicated to Barrow in 1666, and was probably familiar to ..."

7. A Course in Electrical Engineering by Chester Laurens Dawes (1922)
"Assume that the condenser current is in quadrature with its voltage. ... Energy and quadrature Currents.—Figure 46 shows the vector diagram for a load ..."

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