| Acronym | Meaning |
| FTAM | File Transfer Access Management |
| ABTRES | Abatement & Residual Forecasting Model |
| HESS | Health |
| AQCR | Air Quality Control Regulation |
| ERS | Element Requirements Specification |
| MMSS | Multimission Support Service |
| IAWSP | Intergrated Aviation Wind Shear Plan |
| VORTEX | Verification Of Tornadoes Experiment |
| FIAR | European Aviation Partnership |
| BAG | Boulder Aeronomy Group |