| Acronym | Meaning |
| ACAS | Advisory Committee For Atmospheric Sciences |
| DTF3 | Diagnostic Turbulent Flux Algorithm |
| 3CPO | Cloud Chemistry And Cloud Physics Organization |
| FOC | Full Operational Capability |
| POSIX | Portable Operating System Interface For Computer Environments |
| TDL | Tunable Diode Laser |
| GEWEX | Global Energy And Water Cycle Experiment |
| TMS | Thermatic Mapper Simulator |
| CAM | Cost Account Manager |
| HIRRLS | High Resolution Research Limb Sounder |