CyrillicyoudaoicibaDictYouDict[Cyrillic 词源字典]
1842, in reference to the Slavic alphabet, from St. Cyril, 9c. apostle of the Slavs, who supposedly invented it. The alphabet replaced earlier Glagolitic. The name Cyril is Late Latin Cyrillus, from Greek Kyrillos, literally "lordly, masterful," related to kyrios "lord, master" (see church).[Cyrillic etymology, Cyrillic origin, 英语词源]