| Acronym | Meaning |
| MM4 | Mesoscale Model |
| MOA | Memorandum Of Agreement |
| FLUIDS | MELPROG Subcode |
| GCSS | GWEX Cloud Systems Studies |
| TOSS | Tiros Operational Satellite System |
| CALCOMP | California Computer Products |
| CAM | Computer Aided Machining |
| PDAM | Point Data Access And Management |
| FLOWS | FAA/Lincoln Laboratory Operational Weather Studies |
| GEMPAK | General Meteorological Package |