1) Unicode block 
[Unicode block] Glagolitic is a Unicode block containing the characters invented by Saint Cyril for translating scripture into Slavonic. The Glagolitic script is the precursor of Cyrillic. ...
noting or written in an alphabet, probably invented by St. Cyril in about a.d. 865, formerly used in writing Old Church Slavonic and other Slavic languages: almost completely replaced by Cyrillic starting about the 10th century.