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repulsion

 [ri-puhl-shuhn]   Origin

re·pul·sion

   [ri-puhl-shuhn]
noun
1.
the act of repulsing or the state of being repulsed.
2.
the feeling of being repelled, as by the thought or presence of something; distaste, repugnance, or aversion.
3.
Physics. the force that acts between bodies of like electric charge or magnetic polarity, tending to separate them.
Origin:
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
in·ter·re·pul·sion, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Repulsion is always a great word to know.
So is supercritical. Does it mean:
pertaining to a mass of radioactive material in which the rate of a chain reaction increases with time
the direct effect that one kind of particle has on another in inducing the emission or absorption of one particle by another
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Collins
World English Dictionary
repulsion (rɪˈpʌlʃən)
 
—n
1.  a feeling of disgust or aversion
2.  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 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

repulsion
1412, "repudiation," from L.L. repulsionem, noun of action from repellere (see repel). Meaning "action of forcing or driving back" is attested from 1547. Repulse (n. and v.) are attested from 1533, originally in Bellenden's Livy, from L. repulsus, pp. of repellere. Adj. repulsive
EXPAND
is attested from 1611, from Fr. repulsif (14c.), from M.L. repulsivus, from pp. stem of repellere. Originally it meant "able to repel;" the sense of "causing disgust" is first recorded 1816.
COLLAPSE
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

repulsion re·pul·sion (rĭ-pŭl'shən)
n.

  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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