| Acronym | Meaning |
| BAC | Biosphere-Atmosphere Chemistry |
| MAPS | Millions Of Actions Per Second |
| FOB | Free On Board |
| SMAGS | SPAN/MASnet Gateway Server |
| SOI/MDI | Solar Oscillations Imager/Michelson Doppler Imager |
| GTCP | Global Tropospheric Chemistry Program |
| CALCOMP | California Computer Products |
| AGRICLIMSS | Agicultural Climate Service System |
| SWS | Solar Weather Seminar |
| GBDS | GARP Basic Data Set |