| Acronym | Meaning |
| ESU | Emergency Services Unit |
| MEDEVAC | Medical Evacuation |
| HIRISE | High Resolution Imaging Science Experiment |
| IBS | Irritable Bowel Syndrome |
| DDN | U.S. Defense Data Network |
| POM | Program Objective Memorandum - PolyOxyMethylene |
| RFL | Restrictive Fire Line (military) |
| ROV | Remotely Operated Vehicle |
| SAU | Saudi Arabia (ISO 3166 Trigram) |
| BCS | Bardeen |