second law of thermodynamics

noun

The empirical observation that heat will always flow from warmer to colder regions of matter.

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Meanings

nounthe second law of thermodynamics
  1. singularsingular onlynatural sciencesThe empirical observation that heat will always flow from warmer to colder regions of matter.
Cite this entry
APA

second law of thermodynamics. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/second%20law%20of%20thermodynamics

MLA

“second law of thermodynamics.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/second%20law%20of%20thermodynamics. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “second law of thermodynamics,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/second%20law%20of%20thermodynamics.

Source: second law of thermodynamics on Wiktionary, CC BY-SA 4.0.