# Gibbs function

- the thermodynamic function of a system that is equal to its enthalpy minus the product of its absolute temperture and entropy: a decrease in the function is equal to the maximum amount of work available exclusive of that due to pressure times volume change during a reversible, isothermal, isobaric process.

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## Origin of Gibbs function^{}

named after J. W. Gibbs

Also called Gibbs free energy, thermodynamic potential.

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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## Gibbs function

- a thermodynamic property of a system equal to the difference between its enthalpy and the product of its temperature and its entropy. It is usually measured in joulesSymbol: G, (esp US) F Also called: Gibbs free energy, free enthalpy Compare Helmholtz function

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## Word Origin

C19: named after Josiah Willard Gibbs (1839–1903), US physicist and mathematician

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