| Acronym | Meaning |
| NGT | NASA Ground Terminal |
| ASIWPCA | Association Of State & Interstate Water Pollution Control Administrators |
| SDHS | Satellite Data Handling System |
| PHIGS | Portable Hierarchical Image And Graphic Standard |
| NTS | Nevada Test Site |
| ATMS | Advanced Traffic Management System |
| OPTRAN | Optical Test Transmittance Model |
| TSM | Theoretical Studies And Modeling |
| BASC | Board On Atmospheric Sciences And Climate |
| DDE | Distributed Data Environment |