| Acronym | Meaning |
 | AARADCOM | US Army Armanents R&D Command |
| TIME | Thermosphere-ionosphere-mesosphere-electrodynamics |
| ERS-2 | European Remote Sensing |
| NSSDC | National Space Science Data Center |
| GCOS | Global Climate Observing System |
| RF | Radio Frequency |
| ACIS | Automated Chemical Inventory System |
| AO | Annotated Outline |
| ACE-ASIA | Asian Pacific Regional Aerosol Characterization Experiment |
| CAL | Computer-aided Learning |
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