Hard sign

The hard sign (Ъ, ъ, ꚜ) is a letter and punctuation mark from the Cyrillic alphabet. It is used in Bulgarian, Russian, Kazakh and Rusyn. It is named "the tvyordyy znak" or simply "tvyordyy" in Russian.

In Ukrainian and Belarusian, it is replaced by the apostrophe (').

Category:Cyrillic letters
Category:Punctuation
Category:Grammar