| Acronym | Meaning |
| TOVS | TIROS Operational Vertical Sounder |
| CCPR | Clouds And Climate Program |
| FIFE | First ISLSCP Field Experiment |
| MPD | Magnetospheric Particles Detectors |
| AMESS | Autonomous Machine Environmental Surveillance System |
| GMP | Ground Water Monitoring Plan |
| HEOS-A2 | Highly Eccentric Orbit Satellite |
| JCS | Joint Chiefs Of Staff |
| L2D2 | Lightweight LORAN Digital Dropsonde |
| RPC | Remote Procedure Call |