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[ri-puhl-shuh n] /rɪˈpʌl ʃən/
the act of repulsing or the state of being repulsed.
the feeling of being repelled, as by the thought or presence of something; distaste, repugnance, or aversion.
Physics. the force that acts between bodies of like electric charge or magnetic polarity, tending to separate them.
Origin of repulsion
1375-1425; late Middle English < Middle French < Medieval Latin repulsiōn- (stem of Late Latin repulsiō), equivalent to Latin repuls(us) (see repulse) + -iōn- -ion
Related forms
interrepulsion, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for repulsion
  • Most of us, for instance, experience a feeling of repulsion in the presence of a snake.
  • Alternatively, because both bacteria and polymers are repelled by water they may be pushed together by this joint repulsion.
  • The electorate veers between indifference and repulsion.
  • He calculated the repulsion that would be measured by a distant unaccelerated observer.
  • Mutual repulsion normally pushes positive ions apart.
  • In other words, the law of repulsion is connected with the law of detachment.
  • Between the systems of matter and antimatter there is developed a repulsion.
  • Furthermore, negative electrical charges from the electrons of the solid host partly cancel the repulsion between the nuclei.
  • And pressure could be negative which results in anti-gravity, ie repulsion and expansion.
  • Pull effect is caused by a repulsion of charge of similar ion charge of the planet to zero potential of the centre of the planet.
British Dictionary definitions for repulsion


a feeling of disgust or aversion
(physics) a force tending to separate two objects, such as the force between two like electric charges or magnetic poles
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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Word Origin and History for repulsion

early 15c., "repudiation," from Late Latin repulsionem (nominative repulsio) "a repelling," noun of action from past participle stem of repellere (see repel). Meaning "action of forcing or driving back" is attested from 1540s. Sense of "strong dislike" is from 1751.

Online Etymology Dictionary, © 2010 Douglas Harper
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repulsion in Medicine

repulsion re·pul·sion (rĭ-pŭl'shən)

  1. The act of repelling or driving apart.

  2. A feeling of extreme dislike.

  3. The tendency of particles or bodies of the same electric charge or magnetic polarity to separate.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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