Ukrainian alphabet after Saint Cyril, who with his brother Methodius had created the earlier Glagolitic Slavonic script. Cyrillic was based on Greek uncial script, and adopted Glagolitic letters for some sounds which were absent in Greek — it also had some letters which were only used almost exclusively for Greek words or for their numeric value: Ѳ, Ѡ, Ѱ, Ѯ, Ѵ. The early Cyrillic alphabet was brought to Kievan Rus’ at the end of the first millennium, along with Christianity and the Old Church Slavonic language. The alphabet was adapted to the local spoken Old East Slavic language, leading to the development
Saints Cyril and Methodius Saints Cyril and Methodius Saints Cyril and Methodius (826–869, 815–885; ("Kýrillos kaí Methódios"), Old Church Slavonic: Кѷриллъ и Меѳодїи) were two brothers who were Byzantine Christian theologians and Christian missionaries. Through their work they influenced the cultural development of all Slavs, for which they received the title ""Apostles to the Slavs"". They are credited with devising the Glagolitic alphabet, the first alphabet used to transcribe Old Church Slavonic. After their deaths, their pupils continued their missionary work among other Slavs. Both brothers are venerated in the Orthodox Church as saints with the title of ""equal-to-apostles"". In 1880, Pope Leo XIII