enthalpy

noun
en·thal·py | \ˈen-ˌthal-pē, en-ˈthal- \

Definition of enthalpy 

: the sum of the internal energy of a body or system and the product of its volume multiplied by the pressure

First Known Use of enthalpy

circa 1924, in the meaning defined above

History and Etymology for enthalpy

en- + Greek thalpein to heat

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The first known use of enthalpy was circa 1924

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More Definitions for enthalpy

enthalpy

noun
en·thal·py | \ˈen-ˌthal-pē, en-ˈ \
plural enthalpies

Medical Definition of enthalpy 

: the sum of the internal energy of a body and the product of its volume multiplied by the pressure

More from Merriam-Webster on enthalpy

Britannica.com: Encyclopedia article about enthalpy

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