| Acronym | Meaning |
 | HSMAD | Human Science/Modeling And Analysis Data |
| PZ | Panama Canal Zone (ISO 3166 Digram; Obsolete 1980) -Pickup Zone |
| NGH | Northern General Hospital |
| SG | Senegal (FIPS 10-4 Country Code) - Singapore (ISO 3166 Digram) - Snow Grains (METAR Code) -Study Group |
| EG | Egypt (ISO 3166 Digram; FIPS 10-4 Country Code) |
| FZRA | Freezing Rain (METAR Code) |
| GI | Galvanised Iron - Gastro-Intestinal - General Issue -Gibraltar (ISO 3166 Digram; FIPS 10-4 Territory Code) -Government Issue |
| CSERIAC | (U.S. DoD) Crew Systems Ergonomics Information Analysis Center |
| TBA | To Be Announced |
| BKN | Broken Sky (METAR Code) |
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