| Acronym | Meaning |
| MERIS | Medium Resolution Imaging Spectrometer |
| DSA | Directory System Agent |
| DTG | Data Time Group |
| G-TUF | G-Tunnel Underground Facility |
| MCC | Mesoscale Convective Complex |
| DODP | Department Of Defense Programs |
| OSS | Observation System Simulation |
| SCSC | Summer Computer Simulation Conferences |
| LDA | Local Data Acquisition |
| ADDS | Aviation Digital Data Service |