quadrature

[ kwod-ruh-cher, -choor ]

/ ˈkwɒd rə tʃər, -ˌtʃʊər /

noun

the act of squaring.

Mathematics.

the act or process of finding a square equal in area to a given surface, especially a surface bounded by a curve.
the act or process of finding an area or calculating an integral, especially by numerical methods.
a definite integral.

Astronomy.

the situation of two heavenly bodies when their longitudes differ by 90°.
either of the two points in the orbit of a body, as the moon, midway between the syzygies.
(of the moon) those points or moments at which a half moon is visible.

Electronics. the relation between two signals having the same frequency that differ in phase by 90°.

Origin of quadrature

1545–55; <Latin quadrātūra, equivalent to quadrāt(us) (past participle of quadrāre;see quadrate) + -ūra-ure

Words nearby quadrature

quadratic equation, quadratic form, quadratic formula, quadratic residue, quadratics, quadrature, quadrature of the circle, quadrel, quadrella, quadrennial, quadrennium

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for quadrature

And now I have made my own age a problem of quadrature, and Mr. J. Smith may solve it.
A Budget of Paradoxes, Volume II (of II)|Augustus de Morgan
And, were it lost, the quadrature of the circle would not be more difficult than its restoration.
The Truth About Tristrem Varick|Edgar Saltus
He is the author of a method of determining the quadrature of the circle.
The Every Day Book of History and Chronology|Joel Munsell
Mr. Smith invites me to say which is wrong, the quadrature, or the tables: I leave him to guess.
A Budget of Paradoxes, Volume II (of II)|Augustus de Morgan

Yet, from time to time, treatises are published which boldly announce that they set forth the quadrature of the circle.
The Works of Robert G. Ingersoll, Vol. 6 (of 12)|Robert G. Ingersoll

British Dictionary definitions for quadrature

quadrature

/ (ˈkwɒdrətʃə) /

noun

maths the process of determining a square having an area equal to that of a given figure or surface

the process of making square or dividing into squares

astronomy a configuration in which two celestial bodies, usually the sun and the moon or a planet, form an angle of 90° with a third body, usually the earth

electronics the relationship between two waves that are 90° out of phase

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for quadrature

quadrature

[ kwŏd′rə-chur′ ]

The process of constructing a square equal in area to a given surface.

A configuration in which the position of one celestial body is 90° from another celestial body, as measured from a third. For example, the half moon lies in quadrature from the Sun when Earth is the reference point. See more at elongation.

单词	quadrature
释义	quadrature [ kwod-ruh-cher, -choor ] / ˈkwɒd rə tʃər, -ˌtʃʊər / noun the act of squaring. Mathematics. the act or process of finding a square equal in area to a given surface, especially a surface bounded by a curve. the act or process of finding an area or calculating an integral, especially by numerical methods. a definite integral. Astronomy. the situation of two heavenly bodies when their longitudes differ by 90°. either of the two points in the orbit of a body, as the moon, midway between the syzygies. (of the moon) those points or moments at which a half moon is visible. Electronics. the relation between two signals having the same frequency that differ in phase by 90°. Origin of quadrature 1545–55; <Latin quadrātūra, equivalent to quadrāt(us) (past participle of quadrāre;see quadrate) + -ūra-ure Words nearby quadrature quadratic equation, quadratic form, quadratic formula, quadratic residue, quadratics, quadrature, quadrature of the circle, quadrel, quadrella, quadrennial, quadrennium Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for quadrature And now I have made my own age a problem of quadrature, and Mr. J. Smith may solve it. A Budget of Paradoxes, Volume II (of II)\|Augustus de Morgan And, were it lost, the quadrature of the circle would not be more difficult than its restoration. The Truth About Tristrem Varick\|Edgar Saltus He is the author of a method of determining the quadrature of the circle. The Every Day Book of History and Chronology\|Joel Munsell Mr. Smith invites me to say which is wrong, the quadrature, or the tables: I leave him to guess. A Budget of Paradoxes, Volume II (of II)\|Augustus de Morgan Yet, from time to time, treatises are published which boldly announce that they set forth the quadrature of the circle. The Works of Robert G. Ingersoll, Vol. 6 (of 12)\|Robert G. Ingersoll British Dictionary definitions for quadrature quadrature / (ˈkwɒdrətʃə) / noun maths the process of determining a square having an area equal to that of a given figure or surface the process of making square or dividing into squares astronomy a configuration in which two celestial bodies, usually the sun and the moon or a planet, form an angle of 90° with a third body, usually the earth electronics the relationship between two waves that are 90° out of phase Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for quadrature quadrature [ kwŏd′rə-chur′ ] The process of constructing a square equal in area to a given surface. A configuration in which the position of one celestial body is 90° from another celestial body, as measured from a third. For example, the half moon lies in quadrature from the Sun when Earth is the reference point. See more at elongation. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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