QUADRATURE

quadrature

(noun) the construction of a square having the same area as some other figure

Source: WordNet® 3.1


Etymology

Noun

quadrature (countable and uncountable, plural quadratures)

The process of making something square; squaring.

(mathematics) The act or process of constructing a square that has the same area as a given plane figure, or of computing that area.

(mathematics, numerical analysis) The calculation of a definite integral by numerical means.

(mathematics, analysis) The act or process of solving an indefinite integral by symbolic means.

(astronomy) A situation in which the directions of two celestial bodies (or a celestial body and the Sun) form a right-angle from the perspective of the observer.

(physics) The condition in which the phase angle between two alternating quantities is 90Β°.

(arts) A painting painted on a wooden panel.

Source: Wiktionary


Quad"ra*ture, n. Etym: [L. quadratura: cf. F. quadrature. See Quadrate, a.]

1. (Math.)

Definition: 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. Milton.

3. (Integral Calculus)

Definition: 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. (Astron.)

Definition: The position of one heavenly body in respect to another when distant from it 90ΒΊ, 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 (Astron.), the position of the moon when one half of the disk is illuminated.

– Quadrature of an orbit (Astron.), a point in an orbit which is at either extremity of the latus rectum drawn through the empty focus of the orbit.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

12 December 2024

CONDOM

(noun) contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse


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Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

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