| Acronym | Meaning |
| GAINS | Global Air-ocean IN-situ System |
| WRP | Weather Research Program |
| IRC | International Radiation Commission |
| PFS | Physical Facilities Service(s) |
| ESMR | Electronically Scanning Microwave Radiometer |
| LPI | Lines Per Inch |
| BCCB | Baseline Change Control Board |
| ACS | Auxiliary Cooling System |
| IMAGES | Intermediate Model Of Global Evaluation Of Species |
| CCR | Configuration Change Request |