| Acronym | Meaning |
| EGRET | Energetic Gamma-Ray Experiment Telescope |
| NETL | (US) National Energy Technology Laboratory |
| FAO | Faroese Language (ISO 639-2 Code) |
| UG | Uganda (ISO 3166 And FIPS 10-4 Country Code Digram) |
| DTG | Date-Time Group |
| SRD | Sardinian Language (ISO 639-2 Code) |
| ISK | Icelandic Krona (ISO 4217 Currency Code) |
| ATC | Air Traffic Control - Air Training Corps - U.S. Air Transport Command (1942-1948) |
| IPL | Inferior Parietal Lobule |
| WRVS | Women's Royal Voluntary Service |