| Acronym | Meaning |
| IRI | Interagency Research Internet |
| EMEX | Equatorial Monsoon Experiment |
| PRAIRE | Polarization Radar Illinois Rainfall Experiments |
| FPPS | Flight Plan Processing System |
| DDHS | Digital Data Handling System |
| ALPAL | Parallel Program Developed At LLNL |
| ELVIS | ELectromagnetic Very Weak Instabilities Saturated |
| AWOS | Automated Weather Observing System |
| FIFE | First ISLSCP Field Experiment |
| FTS | Federal Telecommunications System |