When φ happens to be such that the in-phase component is zero, the current and voltage sinusoids are said to be in quadrature, which means they are orthogonal to each other.

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quadrature, in mathematics, the process of determining the area of a plane geometric figure by dividing it into a collection of shapes of known area (usually rectangles) and then finding the …

The meaning of QUADRATURE is a configuration in which two celestial bodies (such as the moon and the sun) have an angular separation of 90 degrees as seen from the earth.

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. …

Definition of 'quadrature' quadrature in British English (ˈkwɒdrətʃə ) noun 1. mathematics

In mathematics, particularly in geometry, quadrature (also called squaring) is a historical process of drawing a square with the same area as a given plane figure or computing the numerical …

The construction of a square of the same size as a given figure (see, for example, Quadrature of the circle). The calculation of an area or an integral (of a function of a single variable). How to …

In mathematics, quadrature is a historic term for the computation of areas and is thus used for computation of integrals. The word is derived from the Latin quadratus meaning "square".

Quadrature is a mathematical and computational technique used primarily in numerical analysis to approximate the definite integral of a function.