| Acronym | Meaning |
| VORTEX | Verification Of Tornadoes Experiment |
| EF | Emission Factor |
| LFM | Limited-area Fine Mesh |
| NCDC | National Climatic Data Center |
| ATM | Division Of Atmospheric Sciences |
| FTFC | Fourier Transform Flow Cytometer |
| MPS | Mesoscale Prediction Section |
| FASB | Financial Accounting Standards Board |
| GGS | Global Geospace Science Program |
| DOE | Department Of Energy |