| Acronym | Meaning |
| STC | Sensitivity Time Control |
| AMSR | Advanced Microwave Sounding Radiometer |
| MEGAN | Model Of The Exchange Of Gases Between The Atmosphere And Nature |
| EPAC | External Program Advisory Committee |
| ALC | Allocations |
| PD | Positive Definite |
| ADO | Associate Director For Operations |
| SSEC | Space Science And Engineering Center |
| QG | Quasi-Geostrophic Analysis |
| LOD2 | Lightweight Omega Digital Dropwindsonde |