electromotive force

See synonyms for electromotive force on Thesaurus.com
nounElectricity.
  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. Abbreviations: emf, EMF, E.M.F., e.m.f.

Origin of electromotive force

1
First recorded in 1825–35

Words Nearby electromotive force

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use electromotive force in a sentence

  • Rusty lead, so to speak, so connected with bright lead, has a high electromotive force.

    Steam Steel and Electricity | James W. Steele
  • Now whenever an electric conductor cuts magnetic lines of force an electromotive force is induced in the conductor.

    Physics | Willis Eugene Tower
  • If the coils are rotated in a magnetic field, each will produce an electromotive force.

    Physics | Willis Eugene Tower
  • electromotive force, the name given to the force tending to produce a flow of electricity in an electric circuit.

  • For a discussion of the electromotive force produced by thermo-electric action, see Thermo-electricity.

British Dictionary definitions for electromotive force

electromotive force

noun
  1. physics

    • a source of energy that can cause a current to flow in an electrical circuit or device

    • 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 Symbol: 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

Scientific definitions for electromotive force

electromotive force

  1. 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.

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