| Acronym | Meaning |
| EFTA | European Free Trade Association |
| ERB | Earth Radiation Budget |
| TOSS | Tiros Operational Satellite System |
| CART | Cloud And Radiation Testbed |
| TES | Tropospheric Emission Spectrometer |
| NCAR | National Center For Atmospheric Research |
| IDD | Interface Definition Document |
| NOSIE | NODC Ocean Science Information Exchange |
| DISA | Defense Information Systems Agency |
| IAV | International Association Of Volcanology |