O with circumflex (Cyrillic)

Not to be confused with Ô.

O with circumflex (О̂ о̂; О̂ о̂) is a character in the Cyrillic alphabet. The letter was created and in the most common version of the Udege language's alphabet, the Khabarovsk version, used for the northern dialects.^[1] This letter has also been used historically in the Ukrainian language, and in some 19th-century publications in the Karelian language.^[2]

O with circumflex
О̂ о̂
Usage
Writing system	Cyrillic
Type	Alphabetic
Language of origin	Udege language
Sound values	/ōh/
History
Time period	1820, 1827, 1863–1874, 1998–present
This article contains phonetic transcriptions in the International Phonetic Alphabet (IPA). For an introductory guide on IPA symbols, see Help:IPA. For the distinction between [ ], / / and ⟨ ⟩, see IPA § Brackets and transcription delimiters.

Usage

• M. O. Maksymovych proposed new letters for usage in the Ukrainian alphabet, based on the etymological principles of spelling to preserve the old writing of Ukrainian. His orthography is known as Maksymovychivka [uk]. Of the letters proposed, О̂ was one of them.^[3]
• It is formally used in the Rusyn language.^[4]
• It was also used in Polish Cyrillic in the 1860s.
• It is also used in some dialects of some South Slavic languages such as Bulgarian and Serbian.^[5]
• It was also used in a 1820 publication in Tver Karelian.^[2]
• In the northern dialects of Udege, the letter represents a glottalized [o].^{[6][better source needed]}

Related letters

• O o : Latin letter O
• Ô ô : Latin letter Ô - a letter in Slovak and Vietnamese
• О о : Cyrillic letter О