# DT

DT may refer to:

## Arts
### Music

* "D.T.", an instrumental song on Who Made Who, AC/DC's 1986 album
* Dark Tranquillity, Swedish melodic death metal band
* Dream Theater, American progressive metal band
* MC DT, a UK garage emcee and member of DJ Pied Piper and the Masters of Ceremonies

### Other media

* The Dark Tower (disambiguation), various works of fiction
* Dilithium (Star Trek), fictional chemical element by its symbol
* Ixion Saga DT, a television series
* An abbreviation for documentary theatre

## Businesses and organisations

* Daimler Truck, German commercial vehicle manufacturer
* Dalarnas Tidningar, Swedish newspaper and media company
* Deutsche Telekom (by NYSE ticker symbol)
* Dhanmondi Tutorial, an educational organisation
* Dimosia Tileorasi, a former Greek public broadcaster
* DT Infrastructure, Australian construction company
* Dynatrace, software intelligence provider (by NYSE stock symbol)
* TAAG Angola Airlines (IATA code: DT)
* Turkish State Theatres (Turkish: Devlet Tiyattolari)

## Language and linguistics

* d/t, shorthand for "due to"
* Discourse transcription, in linguistics
* Daighi tongiong pingim, an orthography in the Latin alphabet for Taiwanese language

## People

* Nickname for Demaryius Thomas (1987–2021), American football player
* Nickname for Derrick Thomas (1967–2000), American football player
* Nickname for Donald Trump (born 1946), American businessman and president of the United States
* Nickname for Israel Del Toro (born 1975), American motivational speaker and former Air Force sergeant

## Places

* District, in abbreviations
* Downtown, in abbreviations
* Dakota Territory, the northernmost part of the land acquired in the Louisiana Purchase
* DT postcode area, including Dorchester and surrounding areas in southern England

## Science and technology
### Computing and telecommunications

* <dt></dt>, an HTML element for specifying definition data
* Daemon Tools, a disk image emulator
* Digital television, the transmission of television signals using digital encoding
* Digital transformation, the adoption of digital technology
* Decision tree, a decision support tool

### Health and psychology

* DT vaccine, a diphtheria and tetanus vaccine
* Dark triad, a group of personality traits
* Delirium tremens, a medical condition of uncontrolled shaking, typically due to alcohol or drug withdrawal
* Drug Tariff price, the amount pharmacies in the United Kingdom get reimbursed for generic medications
* Digestive tract, the tract or passageway of the digestive system that leads from the mouth to the anus

### Weapons

* Douglas DT, a U.S. Navy torpedo bomber
* DT, variant of the Degtyaryov machine gun for mounting and loading in armoured fighting vehicles

### Other uses in science and technology

* DT, in nuclear fusion, the ratio of hydrogen isotopes deuterium and tritium
** Deuterium–tritium fusion, a type of nuclear fusion
* Navistar DT engine
* ΔT (timekeeping), the time difference between Universal Time (UT, defined by Earth's rotation) and Terrestrial Time (TT, independent of Earth's rotation)

## Other uses

* DT, latinised symbol for the Tunisian dinar
* Defensive tackle, a position in American football
* Design and technology, an area of study taught at schools and colleges
* Deuteronomy, the fifth book of the Hebrew Bible
* "Discus throw" athletics abbreviation in track and field