| Acronym | Meaning |
| ETEC | Energy Technology Engineering Center |
| MICROSOFT | Microsoft Corporation |
| OMEGA | Operational And Prediction Multi-scale Environmental Model With Grid Adaptivity |
| VTVM | Vacuum Tube Voltmeter |
| SUDOOS | Sun/UNIX DICOMED Online Operating System |
| MAPS | Multiple Aircraft Positioning System |
| SAM | Sun-angle Magnetometer |
| H/W | Hardware |
| NOPS | Nimbus Observations Processing System |
| MOU | Memorandum Of Understanding |