| Acronym | Meaning |
| AMIR | Advanced Microwave Imaging Radiometer |
| NOAA | National Oceanic And Atmospheric Administration |
| INDEX | Indian Ocean Experiment |
| NWS | Naval Weather Service |
| ICFD | Institute For Computational Fluid Dynamics |
| M | Mega |
| PSI | Plan Shear Indicator |
| PRMS | Precipitation Runoff Modeling System |
| CAS | Climate Analysis Section |
| IGU | International Geographical Union |