| Acronym | Meaning |
| DRD&DAA | Environmental Research |
| MSISR | Millstone Hill Incoherent Scatter Radar |
| TIPMEX | Tibetan Plateau Meteorological Experiment |
| PIRAQ-III | PC-based Radar Acquisition ? 3rd Generation |
| EMA | Electrodynamics Of The Middle Atmosphere |
| R | Roentger |
| ERICA | Experiment On Rapidly Intensifying Cyclones In The Atlantic |
| OBC | Onboard Computer |
| GPS | Global Positioning System |
| IR-RAD | Infrared Radiometer |