| Acronym | Meaning |
| USPTO | United States Patent And Trademark Office |
| NAVSPASUR | U.S. Naval Space Surveillance System |
| CBR | Case-Based Reasoning |
| CSR | Control Supply Rate |
| AF | Attofarad |
| NAI | Named Area Of Interest -Network Access Identifier |
| ADRG | Arc-second Raster Chart (ARC) Digitized Raster Graphics |
| ISP | International Standardized Profile - Internet Service Provider - Information Systems Professional |
| ASP | Active Server Pages - American Society Of Primatologists - Ammunition Supply Point - Application Service Provider (cf Internet Service Provider) - Astronomical Society Of The Pacific - Association Of Surfing Professionals |
| GA | Gabon (ISO 3166 Digram) - The Gambia (FIPS 10-4 Country Code) - Georgia (postal Symbol) - Gigaampere |