Carnot's theorem

variants: or Carnot's principle

Definition of Carnot's theorem

: a principle in thermodynamics: an engine working in a reversible cycle is at least as efficient as any other engine working between the same limits of temperature, the efficiency of such an engine being a function of the two limiting temperatures and not dependent on the mechanical design or the working substance of the engine

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History and Etymology for Carnot's theorem

translation of French principe de Carnot, after N.L.S. Carnot, its formulator

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Cite this Entry

“Carnot's theorem.” Dictionary, Merriam-Webster, Accessed 30 Oct. 2020.

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