| Acronym | Meaning |
| IEF | Inventory Exchange Format |
| EMU | Electromotive Unit |
| SSC | Scientific Steering Committee |
| VUG | Visualization Users Group |
| MARC | Middle Atmosphere Responses To Changes |
| EDP | Electronic Data Processing |
| EXEC | Executable Program |
| SPEC | Scientific Programs Evaluation Committee |
| AWQC | Ambient Water Quality Criteria |
| AA | Accountable/activity Area |