| Acronym | Meaning |
| PSPT | Precision Solar Photometric Telescope |
| EAC | Employee Activities Committee |
| GAPEX | Ground-based Atmospheric Profiling Experiment |
| LDR | LIDAR |
| ITIR | Intermediate Thermal Infrared Radiometer |
| ESPIRIT | European Strategic Programme For R&D In Information Technology |
| HRS | Hardwae Requirements Specification |
| GCMG | Global Climate Modeling Group |
| ECP | Engineering Change Proposal |
| ICITA | International Cooperative Investigation Of The Tropical Atlantic |