| Acronym | Meaning |
| MDDS | Maintenance Decision Support System |
| ALPS | Alternate Launch Point System |
| SCDUG | Scientific Computing Division Users Group Scelming |
| MBO | Management By Objective |
| AADT | Average Annual Weekday Traffic |
| AMTEX | Air Mass Transformation Experiment |
| AA | Activity Area |
| NAWAU | National Aviation Weather Advisory Unit |
| EMA | Electrodynamics Of The Middle Atmosphere |
| PFA | Primary Flux Array |