| Acronym | Meaning |
| PK | Picokelvin |
| SED | CERDEC Software Engineering Directorate |
| GF | French Guiana (ISO 3166 Digram) - Gigafarad |
| TIM | Technical Information Memorandum - Technical Interchange Meeting - Toxic Industrial Material - Telecom Italia Mobile |
| ICV | Infantry Carrier Vehicle |
| ECSC | European Coal And Steel Community (distant Ancestor Of The EU) |
| FEF | Frontal Eye Field (neurophysiology) |
| MJ | Millijoule |
| BT | Baronet; (ii) Bacillus Thuringiensis |
| LAS | McCarran International Airport (Las Vegas |