| Acronym | Meaning |
| EOSP | Earth Observing Scannign Polarimeter |
| PLDS | Pilot Land Data System |
| IPC | Institute Of Paper Chemistry |
| PB | Product Of Polarization And Brightness |
| PACE | Precipitation Augmentation For Crops Experiment |
| GDP | GARP Data Processing |
| ELF | Extremely Low Frequency |
| NSIDC | National Snow And Ice Data Center |
| EFNS | Educational Foundation For Nuclear Science |
| AIDA | Archive 1 Data Analyzer |