| Acronym | Meaning |
| FPPS | Flight Plan Processing System |
| ISWS | Illinois State Water Survey |
| A&C | Abatement & Control |
| AEE | Alliance For Environmental Education |
| STERAO | Stratosphere-Troposphere Experiments |
| HERS | Human Ecology Research Service |
| SUDOOS | Sun/UNIX DICOMED Online Operating System |
| PE | Payload Executive |
| IMAGES | Intermediate Model For The Annual And Global Evolution Of Interactive Systems |
| IDEA LAB | Interactive's Digital Environmental Analysis Lab |