| Acronym | Meaning |
| FIAS | Flow Injection Atomic Spectrometry |
| NERC | North American Electric Reliability Council |
| RPS | Reemitted Positron Spectroscopy |
| SCISAS | Size Classifying Isokinetic Sequential Aerosol Sampler |
| EGCM | Eddy-Resolving General Circulation Model |
| TRPO | Trialkylphosphine Oxide |
| ASPRS | American Society Of Photogrammetry And Remote Sensing |
| SHG | Second Harmonic Generation |
| ENDL | Evaluated Nuclear Data Library |
| NADC | National Animal Disease Center |