Writing system based on Greek uncial script, developed by the Greek-Orthodox Slavs, and incorrectly attributed to the Greek missionary to the Slavs, Kyrillos (ninth century) ( Glagolitic script). Under Peter the Great, the Cyrillic script was...

The Cyrillic alphabet (pronounced /sɪˈrɪlɪk/; also called azbuka, from the old name of the first two letters) is actually a family of alphabets, subsets of which are used by certain East and South Slavic languages—Belarusian, Bulgarian,...