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heat of vaporization

noun Physics.

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.

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Nearby words

  1. heat of fusion,
  2. heat of reaction,
  3. heat of solidification,
  4. heat of solution,
  5. heat of sublimation,
  6. heat prostration,
  7. heat pump,
  8. heat rash,
  9. heat reservoir,
  10. heat shield
Compare latent heat.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Science definitions for heat of vaporization

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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.