| Acronym | Meaning |
| TUV | Tropospheric Ultraviolet And Visible Radiation Model |
| SCARAB | Scanner For Radiation Budget |
| MPOA | Multi-Protocol Over ATM |
| UN | United Nations |
| GCP | Global Change Program |
| RTD | Regional Transportation Department |
| NSC | Network Systems Corporation |
| GOST | Goals Objectives Strategies Tactics |
| ACF | Automatic Control Feature |
| HI | Human Interface |