| Acronym | Meaning |
 | EUMETSAT | European Meterological Satellite Organisation |
| ADS | Astrophysical Data System (at Havard-Smithsonian CfA) |
| ESIS | European Space Information System |
| CFRP | Carbon Fibre Reinforced Plastic |
| AGU | American Geophysical Union |
| DMR | Differential Microwave Radiometer |
| GDCLS | General Dynamics Commercial Launch Services |
| HGA | High Gain Antenna |
| IKI | Institut Kosmischeskikh Issledovaniya |
| HRMS | High Resolution Microwave Survey |
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