| Acronym | Meaning |
| ACL | Auxiliary Cooling Loop |
| GCDIS | Global Change Data And Information System |
| ENACEOS | Energetic Neutral Atom Camera For EOS |
| ICWWP | Interagency Committee For World Weather Programs |
| GLAS | Goddard Laboratory For Atmospheric Science |
| WEPOCS | Western Equatorial Pacific Ocean Climate Studies |
| FTS | Fourier Transform Spectrometer |
| SAFARI-2000 | The Southern African Regional Science Initiative |
| CCRS | Canada Centre For Remote Sensing |
| AFAP | Artillery-fired Atomic Projectile |