| Acronym | Meaning |
| AGASA | Akeno Giant Air Shower Array (cosmic Ray Detector) |
| TEETH | Tried Everything Else |
| UCBSA | United Cricket Board Of South Africa |
| SD | Sheriff's Department - Smoke/Decontamination-South Dakota (postal Symbol) - Sudan (ISO 3166 Digram) |
| CLEC | Competitive Local Exchange Carrier |
| FZDZ | Freezing Drizzle (METAR Code) |
| ALTACS | Automated Decision Logic Tactical Air Combat Simulation |
| LR | Liberia (ISO 3166 Digram) |
| MILES | Multiple Integrated Laser Engagement System (live Combat Simulation) |
| EEZ | Economic Exclusion Zone Or Exclusive Economic Zone |