Definition of enthalpy
: the sum of the internal energy of a body or system and the product of its volume multiplied by the pressure
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Origin and Etymology of enthalpy
en- + Greek thalpein to heat
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First Known Use: circa 1924
in the meaning defined above
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medical Definition of enthalpy
plural enthalpies
: the sum of the internal energy of a body and the product of its volume multiplied by the pressure
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Britannica.com: Encyclopedia article about enthalpy
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