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free energy. In DICTIOUS you will not only get to know all the dictionary meanings for the word
free energy, but we will also tell you about its etymology, its characteristics and you will know how to say
free energy in singular and plural. Everything you need to know about the word
free energy you have here. The definition of the word
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English
Noun
free energy (uncountable)
- (physical chemistry) The energy available in a particular chemical system to do useful work. In more detail:
- Helmholtz free energy, A: the internal energy of a system minus the product of its entropy and absolute temperature.
- Gibbs free energy, G: the enthalpy of a system minus the product of its entropy and absolute temperature.
- Used other than figuratively or idiomatically: see free, energy.
- free energy suppression (the notion that exotic energy systems are deliberately suppressed in order to protect the fossil fuel industry and suchlike)
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References
- Jeffrey J. W. Baker with Garland E. Allen (1965) Matter, Energy, And Life, Addison-Wesley Publishing Company, Inc., §5.2, page 53