| Acronym | Meaning |
| DIF | Directory Interchange Format |
| EMAP | Environmental Monitoring And Assessment Program |
| SI | Solar Interiors Section |
| AL/OQD | AL Operation Safety Division |
| BCAPS | Biological Component Of The Air Pollution Studies |
| GOSIP | Government Open Systems Interconnect Protocol |
| PETS | Performance Evaluation And Test System |
| HDGCP | Human Dimensions Of Global Change Program |
| DNA | Defense Nuclear Agency |
| TOMS | Total Ozone Mapping Spectrometer |