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heat of vaporization

noun, Physics.
1.
the heat absorbed per unit mass of a given material at its boiling point that completely converts the material to a gas at the same temperature: equal to the heat of condensation.
Compare latent heat.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for heat of vaporization
  • Any thermoelectrical plant is inherently inefficient due to the high heat of vaporization of water.
  • Several factors enter into determining the boiling point, and the molar heat of vaporization, of a hydrocarbon.
  • In response to fluid production the liquid phase will boil, with heat of vaporization supplied by the reservoir rocks.
heat of vaporization in Science
heat of vaporization  
The amount of heat required to convert a liquid into a gas at constant temperature and pressure. A gas releases the same amount of heat when it becomes liquid. Compare heat of fusion.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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