African D is a Latin letter representing the voiced retroflex plosive

Voiced retroflex plosive

The voiced retroflex plosive is a type of consonantal sound, used in some spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is , and the equivalent X-SAMPA symbol is d`. The IPA symbol is a lowercase letter d with a rightward-pointing tail protruding...

 [ɖ]. Its lower-case form is also used to represent this sound in the International Phonetic Alphabet

International Phonetic Alphabet

The International Phonetic Alphabet "The acronym 'IPA' strictly refers [...] to the 'International Phonetic Association'. But it is now such a common practice to use the acronym also to refer to the alphabet itself that resistance seems pedantic...

. It is a part of the African reference alphabet

African reference alphabet

An African reference alphabet was first proposed in 1978 by a UNESCO-organized conference held in Niamey, Niger, and the proposed alphabet was revised in 1982...

, designed in 1978 to unify the spelling of numerous African languages

African languages

There are over 2100 and by some counts over 3000 languages spoken natively in Africa in several major language families:*Afro-Asiatic spread throughout the Middle East, North Africa, the Horn of Africa, and parts of the Sahel...

. It is used by Fon

Fon language

Fon is part of the Gbe language cluster and belongs to the Volta–Niger branch of the Niger–Congo languages. Fon is spoken mainly in Benin by approximately 1.7 million speakers, by the Fon people...

, Aja

Aja language

Aja is a Central Sudanic language spoken in the southern South Sudanese province of Bahr el Ghazal and along the South Sudanese border in the Central African Republic. Although the tribe considers itself to be Kresh, the language is unintelligible to the Kresh language. It is largely Banda in...

, and Bassa

Bassa language

The Bassa language is a Kru language spoken by about 350,000 people in Liberia and 5,000 in Sierra Leone by Bassa people.It has an indigenous script, Vah, developed before 1907 by Thomas Narvin Lewis while he was studying at Syracuse University in the United States. The first primer was printed...

.

On computers, it is represented by the 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...

code points U+0189 (Latin Capital Letter African D) and U+0256 (Latin Small Letter D with Tail).