| Acronym | Meaning |
| HDLC | High Level Data Link Control |
| EPI | Environmental Policy Institute |
| IIOE | International Indian Ocean Expedition |
| IMOS | Inadvertent Modification Of The Stratosphere |
| AMTS | Arctic Mesopause Temperture Study |
| GTG | GARP Task Group |
| HWCI | Hardware Configuration Item |
| LOWL | Low Degree Oscillations Experiment |
| SAM | Subsynoptic Advection Model |
| GAMETAG | Global Atmospheric Measurements Experiment On Tropospheric Aerosols And Gases |