| Acronym | Meaning |
| RCS | Radar Cross-Section - Revision Control System - Reaction Control System |
| CAFE | Corporate Average Fuel Economy Standard |
| KM | Comoros -Knowledge Management |
| GE | Germanium |
| NA | Namibia (ISO 3166 Digram) -National Archives - Negative Acknowledge |
| CLEMARS | California Law Enforcement Mutual Aid Radio System |
| ACOG | American College Of Obstetricians And Gynecologists |
| NIAID | National Institute Of Allergies And Infectious Disease |
| MAGNETAR | Metaprogrammable AGent NETwork ARchitecture |
| IHO | International Hydrographic Organization |