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thermal unit

noun
1.
a unit of heat energy or of the equivalent of heat energy in work.
Origin of thermal unit
1875-1880
First recorded in 1875-80
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for thermal unit
Historical Examples
  • The number of foot pounds of mechanical energy equivalent to one British thermal unit.

  • The British thermal unit is the amount of heat required to raise the temperature of one pound of water one Fahrenheit degree.

    Physics Willis Eugene Tower
  • A British thermal unit is the amount of heat required to warm one pound of water one degree Fahrenheit.

    Mechanical Devices in the Home Edith Louise Allen

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Word Value for thermal

12
13
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