| Acronym | Meaning |
| ISF | International Symposium On Forecasting |
| PVC | Permanent Virtual Circuit |
| FTS | Fourier Transform Spectrometer |
| TDMC | TAMEX Data Management Center |
| DOOS | DICOMED Online Operating System |
| IASPEI | International Association Of Seismology And Physics Of The Earth's Interior |
| CARSS | Center For Atmospheric And Remote Sounding Studies |
| NCC | National Climate Center |
| AIX | Advanced Interactive Executive |
| AFB | Atmospheric Fluidized Bed |