Meaning of phasor


Pronunciation: (fā'zur), [key]
— n. Physics.
  1. a vector that represents a sinusoidally varying quantity, as a current or voltage, by means of a line rotating about a point in a plane, the magnitude of the quantity being proportional to the length of the line and the phase of the quantity being equal to the angle between the line and a reference line.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.