Definition from Wiktionary, the free dictionary
ѣ (upper case Ѣ) (italics: ѣ, Ѣ)
- The thirty-second letter of the Early Cyrillic alphabet. Its name is yat (Old Church Slavonic ѣть, Russian ять, Bulgarian ят, Serbian and Macedonian јат) and it represented the Common Slavonic long vowel /æː/, sometimes transliterated as ě. It is preceded by Ь and followed by Ю.