| Acronym | Meaning |
| RDF | Radio Direction Finding |
| MLSO | Mauna Loa Solar Observatory |
| ARG | Appointments Review Group |
| ERL | Environmental Research Laboratory |
| SAWRS | Supplementary Aviation Weather Reporting System |
| ASME | American Society Of Mechanical Engineers |
| FX-ALPHA | FSL X-window AWIPS-Like Prototype For Hydrometeorological Applications |
| STS | Space Transportation System |
| TASU | Time-alternating Space-uncentered |
| N-AWIPS | National Centers Advanced Weather Interactive Processing Systems |