| Acronym | Meaning |
| AGM | Atmospheric Gas Measurements Section |
| MWP | MicroWave Profiler |
| VRR | Visual Radio Range |
| AIP | American Institute Of Physics |
| IAA | International Academy Of Astronautics |
| SMOW | Standard Mean Ocean Water |
| GAO | General Accounting Office |
| MSE | Mean Square Error |
| M-ANL | Argonne National Laboratory |
| RAFS | Regional Analysis And Forecast System |