| Acronym | Meaning |
| TFRS | Transition Flow Reaction System |
| LEAR | Low Energy Antiproton Ring |
| CVT | Canonical Variational Transition-state (theory) |
| TCM | Transport Control Measures |
| JKR | Johnson-Kendall-Roberts Contact Model |
| NOS | Not Otherwise Specified |
| CLTE | Coefficient Of Linear Thermal Expansion |
| IESWTR | Interim Enhanced Surface Water Treatment Rule |
| GA | Glauber Approximation (in Electron-atom Scattering) |
| RTCVD | Rapid Thermal Chem. Vapor Deposition |