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[koh-er-siv-i-tee] /ˌkoʊ ərˈsɪv ɪ ti/
noun, Electricity.
the magnetic intensity needed to reduce to zero the magnetic flux density of a fully magnetized magnetic specimen or to demagnetize a magnet.
Also called coercive force.
Origin of coercivity
First recorded in 1895-1900; coercive + -ity Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for coercive force
Contemporary Examples
Historical Examples
  • The coercive force of the government has been necessary in many cases to secure their proper expansion.

    Banking William A. Scott
  • To the violence of protesting mobs was added the coercive force of the general strike.

  • It has already been stated that the softest iron possesses a certain amount of coercive force.

  • Armstrong wrote to Madison that in his opinion the coercive force of the embargo had been overrated.

    Union and Democracy

    Allen Johnson
  • Forum domesticum is distinctly good, and so is "coercive force."

    Fifteen Chapters of Autobiography George William Erskine Russell
  • The sentiment noblesse oblige was once the name for the coercive force exerted on a noble by the code of his class.


    William Graham Sumner
  • This cynical declaration is at least a recognition that the bond of union is not merely one of coercive force.

  • Any dictatorship, whether of a single man, a group or class, must rest ultimately upon oppressive and coercive force.


    John Spargo
  • First, they can crystallize the sentiment in favor of peace into a coercive force, for public opinion at last controls the world.

British Dictionary definitions for coercive force

coercive force

a measure of the magnetization of a ferromagnetic material as expressed by the external magnetic field strength necessary to demagnetize it. Measured in amperes per metre Compare coercivity


the magnetic-field strength necessary to demagnetize a ferromagnetic material that is magnetized to saturation. It is measured in amperes per metre Compare coercive force
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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coercive force in Science
The magnetic flux density needed to reduce the magnetization of a material (especially a ferromagnetic material) from complete saturation to zero. Coercivity is measured in teslas. Compare remanence.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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