| Acronym | Meaning |
| DORIS | Doppler Orbitography & Radiopositioning Integrated By Satellite |
| TOTO | Totable Tornado Observatory |
| NGS | National Geodetic Survey |
| QG | Quasi-Geostrophic Analysis |
| GIPS | Billions Of Instructions Per Second |
| ATSR | Along Track Scanning Radiometer |
| EROC | Ecological Rates Of Change |
| NS | Nanoseconds |
| APARE | Asian/Pacific Regional Experiment |
| SAFARI-2000 | The Southern African Regional Science Initiative |