Also found in: Acronyms.
counterelectromotive force[¦kau̇nt·ər·i‚lek·trō′mōd·iv ′fȯrs]
The voltage developed in an inductive circuit by a changing current; the polarity of the induced voltage is at each instant opposite that of the applied voltage. Also known as back electromotive force.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.