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[dis-uh-pey-shuh n] /ˌdɪs əˈpeɪ ʃən/
the act of dissipating.
the state of being dissipated; dispersion; disintegration.
a wasting by misuse:
the dissipation of a fortune.
mental distraction; amusement; diversion.
dissolute way of living, especially excessive drinking of liquor; intemperance.
Physics, Mechanics. a process in which energy is used or lost without accomplishing useful work, as friction causing loss of mechanical energy.
Origin of dissipation
1535-45; < Latin dissipātiōn- (stem of dissipātiō), equivalent to dissipāt(us) (see dissipate) + -iōn- -ion Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for dissipation
  • The energy dissipation captured from wind is no longer available to be a windy day.
  • These layers of resources to cohere discrete bits requires machines, which require heat dissipation.
  • In addition, the reduced heat dissipation allows it to function in dense design configurations.
  • Win, place or show, horse racing is pervaded with the pungent mystique that sets it apart from lesser forms of dissipation.
  • The exospheric measurements provide some observational backup for an earlier theoretical model of the planet's dissipation.
  • The dissipation units are built into a building's structural skeleton.
  • If your body does not have enough fluids to release during the thermoregulatory response, heat dissipation will be impaired.
  • His measurement, a power dissipation index, is based on storm intensity and duration.
  • By using less power, the sets can also be made thinner, as heat dissipation is less of a problem.
  • The dissipation of the opening-night audience's fears was amazingly fast in arriving.
British Dictionary definitions for dissipation


the act of dissipating or condition of being dissipated
unrestrained indulgence in physical pleasures, esp alcohol
excessive expenditure; wastefulness
amusement; diversion
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 dissipation

early 15c., "act of scattering," from Latin dissipationem (nominative dissipatio), noun of action from past participle stem of dissipare (see dissipate). Meaning "intemperate mode of living" is from 1784.

Online Etymology Dictionary, © 2010 Douglas Harper
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dissipation in Science
The loss of energy from a physical system, most often in the form of heat.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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