| Acronym | Meaning |
 | NMOS | Network And Mission Operations Support |
| AIP | Additions In Progress |
| OSSE | Observing System Simulation Experiment |
| AMO | Advanced Munitions Office |
| ACGIH | American Conference Of Governmental Industrial Hygienists |
| ESN | ECS Science Network |
| ICSI | International Commission On Snow And Ice |
| MACRAT | Middle-Atmosphere Chemistry |
| AGGG | Advisory Group On Greenhouse Gases |
| SCATT | Scatterometer |
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