| Acronym | Meaning |
| EGD | Effluent Guidelines Division |
| BITS | Biologically Important Trace Species |
| JERS | Japan Earth Remote Sensing Satellite |
| LST | Large Space Telescope |
| ELCHEM | Electrified Clouds As Sources Of NOx |
| HOL | Higher Order Language |
| JICA | Japan International Development Agency |
| NMOS | Network And Mission Operations Support |
| NAOS | North American Observing System |
| GRACE | Gravity Recovery And Climate Experiment |