What alphabet is used for writing Russian and several other Eastern European languages?

The distinct script that forms the written backbone of the Russian language, along with several other tongues across Eastern Europe and Eurasia, is known as Cyrillic. Visually unique, it features characters that often appear familiar to those accustomed to the Latin alphabet, like 'A' or 'O', but also introduces many entirely new forms such as 'Я' or 'Ж'. This alphabet provides a foundational system for a vast array of communication, enabling the rich literary traditions and everyday discourse of millions.

Its origins trace back to the 9th century, rooted in the missionary work of Saints Cyril and Methodius. While it's believed that Cyril himself primarily developed an earlier script called Glagolitic, Cyrillic was largely formalized by their disciples, likely in the First Bulgarian Empire. The new alphabet was designed to effectively represent the sounds of Old Church Slavonic, a language crucial for spreading Christianity and literacy among the Slavic peoples. Its name serves as a lasting tribute to Saint Cyril's pioneering efforts.

Beyond Russian, this versatile script is the official writing system for languages like Ukrainian, Belarusian, Bulgarian, Serbian, and Macedonian. It also extends its reach to several non-Slavic languages, including Kazakh, Kyrgyz, Mongolian, and Tajik, reflecting centuries of cultural and historical influence. While sharing some visual similarities with the Greek alphabet, its development was tailored specifically to capture the phonetic nuances of Slavic speech, making it a powerful tool for linguistic expression across a wide geographic area.

This unique writing system continues to be a vibrant part of global literacy, connecting diverse cultures through a shared visual language.