thermodynamics (n.)youdaoicibaDictYouDict[thermodynamics 词源字典]
theory of relationship between heat and mechanical energy, 1854, from thermodynamic (adj.); also see -ics. "The consideration of moving forces, though suggested by the form of the word, does not enter into the subject to any considerable extent" [Century Dictionary].[thermodynamics etymology, thermodynamics origin, 英语词源]