Quadrature



[kwod-ruh-cher, -choo r] /ˈkwɒd rə tʃər, -ˌtʃʊər/

noun
1.
the act of squaring.
2.
Mathematics.

3.
Astronomy.

4.
Electronics. the relation between two signals having the same frequency that differ in phase by 90°.
/ˈkwɒdrətʃə/
noun
1.
(maths) the process of determining a square having an area equal to that of a given figure or surface
2.
the process of making square or dividing into squares
3.
(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
4.
(electronics) the relationship between two waves that are 90° out of phase
quadrature
(kwŏd’rə-chr’)

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