| Acronym | Meaning |
| MARD | Modernization Associated Restructuring Demonstration |
| DB | Direct Broadcast |
| SSL | Space Sciences Laboratory |
| EAA | Export Administration Act |
| RFC | River Forecast Center |
| SAR-X | SAR-X Band |
| DAI | Data Assimilation Initiative |
| SLATT | Stratospheric Latitudinal And Temporal Trends (exchange Committee) |
| PIREPS | Pilot Reports |
| DIS | Defense Intelligence Service |