| Acronym | Meaning |
| PD | Positive Definite |
| CDE | Common Desktop Environment |
| ESS | Earth System Science |
| TDMC | TAMEX Data Management Center |
| BUFR | Binary Universal Form For The Representation Of Meteorological Data |
| DDHS | Digital Data Handling System |
| GLOMAC | Part Of EUROTRAC |
| LAMMR | Large Antenna Multichannel Microwave Radiometer |
| TRANET | Tracking Network |
| STL | Space Technology Laboratory |