| Acronym | Meaning |
| RFA | Regulatory Flexibility Act |
| VALE | Vacuum Atomic Layer Epitaxy |
| WFI | Water For Injection (pharmaceutical Term) |
| SCUVS | Stratospheric Climatology Using UV/Visible Spectroscopy |
| PWR | Pressurized Water Reactor |
| NICS | Nucleus-independent Chemical Shifts |
| STJ | Superconducting Tunnel Junction |
| ADMS | Atmospheric Dispersion Modeling System |
| GSMT | Giant Segmented Mirror Telescope |
| EESOP | Electronegativity Equalization With S-orbital Participation |