| Acronym | Meaning |
| RO | Solar Radius |
| ICDM | International Commission On Dynamic Meteorology |
| AMC | Appraisal Management Center |
| PIRAC | PC-based Integrated Radar Acquisition Card |
| GCM | General Circulation Model |
| LAPS | Local Area Prediction System |
| WSFO | Weather Service Forecast Office |
| NEEDS | N/A |
| PUP | Principle User Position Workstation |
| LOD2 | Lightweight Omega Digital Dropwindsonde |