| Acronym | Meaning |
| UID | User Identification |
| NIAR | National Institute For Atmospheric Research |
| AEO | Atomic Energy Organization |
| ISPRA | N/A |
| FTP | File Transfer Protocol |
| NIMROD | Northern Illinois Meteorological Research On Downbursts |
| CDC | Centers For Disease Control |
| BSD UNIX | Berkeley Software Distribution UNIX |
| ACP | Acoustic Doppler Profilers |
| IGFA | Intergovernmental Funding Agency |