hepatitis (n.)youdaoicibaDictYouDict[hepatitis 词源字典]
1727, coined from Greek hepatos, genitive of hepar "liver," from PIE root *yekwr- (cognates: Sanskrit yakrt, Avestan yakar, Persian jigar, Latin jecur, Old Lithuanian jeknos "liver") + -itis "inflammation."[hepatitis etymology, hepatitis origin, 英语词源]