| Acronym | Meaning |
| NAN | Not A Number (computing) |
| ISM | Industrial |
| DSPMS | D.s.p.m. Suivre (Latin |
| RNPS | Radio Network Planning System |
| A4 | Many |
| LCA | Saint Lucia (ISO 3166 Trigram) |
| FQDN | Fully Qualified Domain Name |
| MEP | Mechanical Electrical Plumbing - Member Of The European Parliament - Missions ?trang?res De Paris (French For Paris Foreign Missions) - Model European Parliament |
| THAAD | Theatre High Altitude Area Defence |
| CSIP | Commercial Stable Image Platform (AMD) |