| Acronym | Meaning |
| BLSG | Boundary Layer Sensing Group |
| SLP | Sea Level Pressure |
| JERS | Japan Earth Remote Sensing Satellite |
| IRD | Instrument Requirement Document |
| PPS | Public Products Service |
| ESSL | Earth & Sun Systems Laboratory (formerly ATD) |
| SUNRISE | Radiative Input From The Sun To The Earth Program |
| ARG | Accident Response Group |
| O AND E | Operations And Equipment |
| NICI | Negative Ion Chemical Ionization |