A with diaeresis is a letter of the Cyrillic alphabet

Cyrillic alphabet

The Cyrillic script or azbuka is an alphabetic writing system developed in the First Bulgarian Empire during the 10th century AD at the Preslav Literary School...

 used in the Khanty

Khanty language

Khanty or Xanty language, also known previously as the Ostyak language, is a language of the Khant peoples. It is spoken in Khanty-Mansi and Yamalo-Nenets Autonomous okrugs, as well as in Aleksandrovsky and Kargosoksky districts of Tomsk Oblast in Russia...

, Kildin Sami

Kildin Sami language

Kildin Sami is a Sami language spoken by approximately 600 people on the Kola Peninsula in northwestern Russia...

, and Mari language

Mari language

The Mari language , spoken by more than 600,000 people, belongs to the Uralic language family. It is spoken primarily in the Mari Republic of the Russian Federation as well as in the area along the Vyatka river basin and eastwards to the Urals...

 languages. Also, this letter was once used in the Gagauz language

Gagauz language

The Gagauz language is a Turkic language, spoken by the Gagauz people, and the official language of Gagauzia, Moldova. There are two dialects, Bulgar Gagauzi and Maritime Gagauzi. This is a different language from Balkan Gagauz Turkish....

 (surrogate's АЬ).

Usage

In Mari

Mari language

The Mari language , spoken by more than 600,000 people, belongs to the Uralic language family. It is spoken primarily in the Mari Republic of the Russian Federation as well as in the area along the Vyatka river basin and eastwards to the Urals...

, and Gagauz language

Gagauz language

The Gagauz language is a Turkic language, spoken by the Gagauz people, and the official language of Gagauzia, Moldova. There are two dialects, Bulgar Gagauzi and Maritime Gagauzi. This is a different language from Balkan Gagauz Turkish....

 this letter represents the near-open front unrounded vowel, /æ/.

In Kildin Sami

Kildin Sami language

Kildin Sami is a Sami language spoken by approximately 600 people on the Kola Peninsula in northwestern Russia...

 this letter represents the open back unrounded vowel /a/ following a palatalized (sometimes also called "half-palatalized") velar nasal /nʲ/ or one of the alveolar stops /tʲ/ or /dʲ/.

In Khanty language

Khanty language

Khanty or Xanty language, also known previously as the Ostyak language, is a language of the Khant peoples. It is spoken in Khanty-Mansi and Yamalo-Nenets Autonomous okrugs, as well as in Aleksandrovsky and Kargosoksky districts of Tomsk Oblast in Russia...

 this letter represents the near-open central vowel /ɐ/.

Computing codes

character	Ӓ		ӓ
Unicode name	CYRILLIC CAPITAL LETTER A WITH DIAERESIS		CYRILLIC SMALL LETTER A WITH DIAERESIS
character encoding	decimal	hex	decimal	hex
Unicode Unicode Unicode is a computing industry standard for the consistent encoding, representation and handling of text expressed in most of the world's writing systems...	1234	04D2	1235	04D3
UTF-8 UTF-8 UTF-8 is a multibyte character encoding for Unicode. Like UTF-16 and UTF-32, UTF-8 can represent every character in the Unicode character set. Unlike them, it is backward-compatible with ASCII and avoids the complications of endianness and byte order marks...	211 146	D3 92	211 147	D3 93
Numeric character reference Numeric character reference A numeric character reference is a common markup construct used in SGML and other SGML-related markup languages such as HTML and XML. It consists of a short sequence of characters that, in turn, represent a single character from the Universal Character Set of Unicode...	Ӓ	Ӓ	ӓ	ӓ