calefacientyoudaoicibaDictYouDict[calefacient 词源字典]
"A drug or other substance that gives a sensation of warmth", Mid 17th century: from Latin calefacient- 'making warm', from the verb calefacere, from calere 'be warm' + facere 'make'.[calefacient etymology, calefacient origin, 英语词源]