| Acronym | Meaning |
| TADSS | Training Aids |
| TEL | Telugu Language (ISO 639-2 Code) |
| DMU | Diesel Multiple Unit - A Method Of Connecting Self-propelled Railway Vehicles Together To Form A Train Under The Control Of One Driver. |
| TARDIS | Time And Relative Dimensions In Space (from Doctor Who) |
| EPL | English Premier League |
| LLAD | Low Level Air Defence |
| UPI | United Press International |
| AADAC | Alberta Alcohol And Drug Abuse Commission |
| EOTS | Electro-Optical Tactical Sensor |
| IMPT | Institute Of Maxillofacial Prosthetists And Technologists |