| Acronym | Meaning |
| AID | Air Inlet Damper |
| BMDO | Ballistic Missile Defense Organization |
| LME | Layer Management Entity |
| ESTSC | Energy Science And Technology Software Center |
| CBB | Contract Budget Baseline |
| IRI | International Research Institute For Climate Prediction |
| ESJWG | Earth Science Joint Working Group |
| EOS-A | First NPOP |
| AF | United States Air Force Affiliate |
| ARA | Appletalk Remote Access |