| Acronym | Meaning |
| MM5 | Fifth-generation Mesoscale Model |
| VM/SP | Virtual Machine/System Product |
| S/N | Signal-to-noise Ratio |
| ECMRWF | European Centre For Medium-Range Weather Forecasts |
| ARDEC | Army Armament Research And Development Engineering Center |
| MUSE | Monitor Of Ultraviolet Solar Energy |
| APPLY | Parallel Program Generation |
| ATDRSS | Advanced TDRSS |
| RMC | RAF Management Council |
| MHR | Mile High Radar |