| Acronym | Meaning |
 | AY | Antarctica (FIPS 10-4 Territory Code) |
 | SD | Sheriff's Department - Smoke/Decontamination-South Dakota (postal Symbol) - Sudan (ISO 3166 Digram) |
 | NMR | Nuclear Magnetic Resonance |
 | PBT | PolyButylene Terephthalate |
 | UDP | User Datagram Protocol |
 | NGS | Naval Gunfire Support |
 | NAVSPASUR | U.S. Naval Space Surveillance System |
 | FEC. | Fecit (Latin |
 | MRSA | Methicillin-resistant Staphylococcus Aureus |
 | IJWP | Interim Joint Warfare Publication |