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electromotive force

noun, Electricity
1.
the energy available for conversion from nonelectric to electric form, or vice versa, per unit of charge passing through the source of the energy; the potential difference between the terminals of a source of electrical energy: expressed in volts.
Abbreviation: emf.
Also called pressure.
Origin
1825-1835
1825-35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for electromotive force

electromotive force

noun
1.
(physics)
  1. a source of energy that can cause a current to flow in an electrical circuit or device
  2. the rate at which energy is drawn from this source when unit current flows through the circuit or device, measured in volts Abbreviation emf, EMF, E Compare potential difference
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
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electromotive force in Medicine

electromotive force e·lec·tro·mo·tive force (ĭ-lěk'trō-mō'tĭv)
n.
Abbr. EMF
The energy per unit charge that is reversibly converted from chemical or other forms of energy into electrical energy in a battery.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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electromotive force in Science
electromotive force  
Electric potential or voltage. Electromotive force is not really a force, but a measure of how much work would be done by moving an electric charge.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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