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WordReference Random House Unabridged Dictionary of American English © 2024third′ law′ of thermodynam′ics. - ThermodynamicsSee under law of thermodynamics (def. 1).
WordReference Random House Unabridged Dictionary of American English © 2024law′ of thermodynam′ics, - Thermodynamicsany of three principles variously stated in equivalent forms, being the principle that the change of energy of a thermodynamic system is equal to the heat transferred minus the work done (first law of thermodynamics,) the principle that no cyclic process is possible in which heat is absorbed from a reservoir at a single temperature and converted completely into mechanical work (second law of thermodynamics,) and the principle that it is impossible to reduce the temperature of a system to absolute zero in a finite number of operations (third law of thermodynamics).
- ThermodynamicsSee zeroth law of thermodynamics.
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