| Acronym | Meaning |
| ETL | Environmental Technology Laboratory |
| SMS | Synchronous Meteorological Satellite |
| UF | Universal Format |
| MCR | Multichannel Cloud Radiometer |
| EC | European Community |
| IUCRM | Inter Union Commission On Radio Meteorology |
| STT | Small Tactical Terminal |
| ACGIH | American Conference Of Governmental Industrial Hygienists |
| NNF | Non-NSF Funded |
| CAD | Computer-Aided Dispatch |