| Acronym | Meaning |
| ASC+T | Anti Slip Control + Traction |
| ROWPU | Reverse Osmosis Water Purification Unit (roe-pew) |
| UESAC | Uppsala-ESO Survey Of Asteroids And Comets |
| LK | Sri Lanka (ISO 3166 Digram) |
| OSETI | Optical SETI |
| SGC | Server Gated Cryptography -Stargate Command |
| DUSD | (U.S.) Deputy Under-Secretary Of Defense |
| MD | Fifteen Hundred (in Roman Numerals) - Maryland (postal Symbol) -Medicinae Doctor (Doctor Of Medicine/Medical Doctor) - Mentioned In Dispatches (military) -Moldova (FIPS 10-4 Country Code; ISO 3166 Digram) |
| CARE | Community Database On Accidents On The Roads In Europe -Cooperative For Aid And Relief Everywhere (originally Cooperative For American Remittances To Europe) |
| ISS | International Shorebird Survey (North America) - International Space Station |