| Acronym | Meaning |
| CFS | Chronic Fatigue Syndrome |
| TEETH | Tried Everything Else |
| NARDIC | U.S. Navy Acquisition Research And Development Information Center |
| DLPMC | DorsoLateral PreMotor Cortex |
| CSERIAC | (U.S. DoD) Crew Systems Ergonomics Information Analysis Center |
| NSO | National Standardization Office (ABCA) |
| COPUS | U.K. Committee On The Public Understanding Of Science |
| IETF | Internet Engineering Task Force |
| AFM | Army Field Manual (UK; The U.S. More Frequently Uses Just FM) - Atomic Force Microscope - Aviation Fleet Maintenance |
| TOP | Tongan Pa'anga (ISO 4217 Currency Code) |