DT
- Athletics abbreviations
- DJ Pied Piper and the Masters of Ceremonies
- DT Infrastructure
- DT postcode area
- DT vaccine
- Daemon Tools
- Daighi tongiong pingim
- Daimler Truck
- Dakota Territory
- Dalarnas Tidningar
- Dark Tranquillity
- Dark triad
- Decision tree
- Defensive tackle
- Degtyaryov machine gun
- Delirium Tremens (disambiguation)
- Delirium tremens
- Demaryius Thomas
- Derrick Thomas
- Design and technology
- Deuterium–tritium fusion
- Deuteronomy
- Deutsche Telekom
- Dhanmondi Tutorial
- Digestive tract
- Digital television
- Digital transformation
- Dilithium (Star Trek)
- Dimosia Tileorasi
- Discourse transcription
- District
- Donald Trump
- Douglas DT
- Downtown
- Dream Theater
- Drug Tariff price
- Dynatrace
- HTML element
- Israel Del Toro
- Ixion Saga DT
- Navistar DT engine
- TAAG Angola Airlines
- The Dark Tower (disambiguation)
- Tunisian dinar
- Turkish State Theatres
- Who Made Who
- ΔT (timekeeping)