hemorrhoids (n.)youdaoicibaDictYouDict[hemorrhoids 词源字典]
plural of hemorrhoid; late 14c., emeroudis, from Old French emorroides (13c.), from Latin hæmorrhoidae, from Greek haimorrhoides (phlebes) "(veins) liable to discharge blood," plural of haimorrhois, from haima "blood" (see -emia) + rhoos "a stream, a flowing," from rhein "to flow" (see rheum). Related: Hemmorhoidal.[hemorrhoids etymology, hemorrhoids origin, 英语词源]