exhilaration (n.)youdaoicibaDictYouDict[exhilaration 词源字典]
1620s, from Late Latin exhilarationem (nominative exhilaratio) "a gladdening," noun of action from past participle stem of exhilarare (see exhilarate).[exhilaration etymology, exhilaration origin, 英语词源]