Wiktionary
alt. (context physics English) The amount of heat needed to change a unit mass of material from a liquid to a gas at its boiling point n. (context physics English) The amount of heat needed to change a unit mass of material from a liquid to a gas at its boiling point
WordNet
n. heat absorbed by a unit mass of a material at its boiling point in order to convert the material into a gas at the same temperature [syn: heat of vaporisation]
Usage examples of "heat of vaporization".
Half of the atmosphere and almost all of the liquid of the planet is a compound with an extremely low heat of vaporization.
Almost half of that atmosphere and by far the greater part of the liquid phase of the planet is a substance of extremely low latent heat of vaporization, with a boiling point such that during the daytime it is a vapor and at night a liquid.
Half of that atmosphere and most of that hydrosphere are one chemical, a substance of very low heat of vaporization and having a boiling point of about seventy five degrees Fahrenheit.