| Acronym | Meaning |
| LEDA | On-line Earthnet Data Access |
| UMIST | University Of Manchester Institute Of Science And Technology |
| CARB | California Air Resources Board |
| GPS | Global Positioning System |
| METAPPS | Meteorological Applications Task Force |
| FL1 | First Flight Model |
| MP | Melting Point |
| FIFE II | First ISLSCP Field Experiment II |
| ATOG | Abnormal Test Procedure Operator Guidelines |
| IMD | Indian Meteorology Department |