[ kyoo-fak-ter ]
/ ˈkyuˌfæk tər /


Origin of Q-factor

First recorded in 1960–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for q factor

Q factor


a measure of the relationship between stored energy and rate of energy dissipation in certain electrical components, devices, etc, thus indicating their efficiency
Also called: Q value the heat released in a nuclear reaction, usually expressed in millions of electronvolts for each individual reactionSymbol: Q

Word Origin for Q factor

C20: short for quality factor
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