| Acronym | Meaning |
| ALDF | Animal Legal Defense Fund |
| GN AND C | Guidance |
| SHF | Super High Frequency |
| ILEC | International Lake Environment Committee |
| DTC | Distance Traveled Count |
| CDW | Critical Design Walk-through |
| AVARS | Aircraft Vertical Accelerometer Reports |
| NWSOP | National Winter Storms Operations Plan |
| AWDL | Aviation Weather Development Laboratory |
| HRSR | High Resolution Scanning Radiometer |