| Acronym | Meaning |
| LINEAR | Lincoln Near-Earth Asteroid Research |
| SIPP | Self-Invested Personal Pension |
| CATK | Counterattack |
| NACISA | NATO Communications And Information Systems Agency |
| MR | ATGW -Medium-Range Anti-Tank Guided Weapon |
| IICA | Inter-American Institute For Cooperation On Agriculture |
| SWIG | Simplified Wrapper And Interface Generator |
| CID | Combat Identification -Criminal Investigation Division - Criminal Investigations Department |
| FX | Firefox -Metropolitan France (ISO 3166 Digram; Obsolete 1997) |
| IFR | Instrument Flight Rules |