| Acronym | Meaning |
| KM | Kilometer |
| RAOB | RAdiosonde OBservation |
| WINCE | WINter Cloud Experiment |
| WSGC | Wisconsin Space Grant Consortium |
| VLF | Very Low Frequency |
| POES | Polar Operational Environmental Satellite |
| FTS | Fourier Transform Spectrometer (HIS |
| AURA | Association Of Universities For Research In Astronomy |
| HIRES | HIgh RESolution |
| WUPPE | Wisconsin Ultraviolet PhotoPolarimeter Experiment |