| Acronym | Meaning |
| LW | Lawrencium (obsolete 1963) |
| XBML | EXtensible Battle Management Language |
| AW | Aruba (ISO 3166 Digram) |
| BNICE | Biological |
| TB | Tuberculosis |
| FCM | Federation Of Canadian Municipalities - Fogarty's Cove Music |
| NITFS | National Imagery Transmission Format Standard |
| SIW | Simulation Interoperability Workshop |
| RMS | Rate-Monotonic Scheduling - Richard M. Stallman - Root-Mean-Square - Royal Mail Ship (e.g. RMS Titanic) |
| TG | Togo (ISO 3166 Digram) |