In some languages and transcription systems, d may also represent other sounds, such as /t/ or /ð/. The letter d is used in the alphabets of many languages, and in several romanization systems of non-Latin scripts to represent the voiced alveolar or dental plosive ( /d/). The fourth letter of the basic modern Latin alphabet.Modification of capital letter D, from Ancient Greek letter Δ ( D, “ Delta ” ).
