| Acronym | Meaning |
| SVP | Schwinger Variational Principle |
| PWTM | Plane-wave T-matrix (for Electron-atom Scattering) |
| SUPERDARN | Super Dual Auroral Radar Network |
| CRIS | Cosmic-Ray Isotope Spectrometer |
| LSF | Laser-saturated Fluorescence |
| AIAA | American Institute Of Aeronautics And Astronautics |
| MHF | Multiple Hearth Furnace (for Incineration) |
| EPR | Electrochemical Potentiokinetic Reactivation |
| OCS | Outer Continental Shelf |
| HEI | Highly Exposed Individual |