- (in an electrical circuit) the ratio of the power dissipated to the product of the input volts times amps
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
Examples from the Web for power factor
Historical Examples of power factor
Ayrton and Sumpner stated that the power-factor may be as low as 0.5.