| Acronym | Meaning |
| DART | Data Assimilation Research Testbed |
| GAL | Galileo |
| EMAD | Equatorial Middle Atmosphere Dynamics |
| AOS | Archive And Operations System |
| SETA | Satellite Electrostatic Triaxial Accelerometer |
| FATS | FORTRAN Automatic Timing System |
| DEM | Digital Elevation Model |
| HDLC | High Level Data Link Control |
| SOS | Swiss Oxidant Study |
| OSF | Operational Support Facility |