| Acronym | Meaning |
| GSWM | Global Scale Wave Model |
| NOAO | National Optical Astronomy Observatories |
| FE | Front-end |
| SAC | Strategic Air Command |
| EPRI | Electric Power Research Institute |
| DBMS | Data Base Management System |
| HRSO | High Resolution Solar Observatory |
| JEC | Joint-Evaluation Committee |
| CCR | Commitment |
| RFI | Radio Frequency Interference |