| Acronym | Meaning |
| NMD | NASA Master Directory |
| ENSO | El Ni-o-Southern Oscillation |
| BGS | Biogeosciences Initiative |
| ICDM | International Commission On Dynamic Meteorology |
| TEA | Transversely Excited Atmospheric (pressure) |
| GAAS | Gallium Arsenide |
| FFTS | Fast-Fourier Transforms |
| ABLE | Activity Balance Line Evaluation |
| EPRI | Electric Power Research Institute |
| AVARS | Aircraft Vertical Accelerometer Reports |