| Acronym | Meaning |
| VOA | Volatile Organic Analysis |
| ARXAS | Angle-resolved X-ray Absorption |
| MPE | Multiphoton Excitation |
| WLE | Wigner-Liouville Equation (in Study Of Quantum Dynamics) |
| EICVOM | Equivalent Ionic Core Virtual Orbital Model |
| UPS | Uninterrupted Power Systems (for Computer Networks) |
| SEVB | Semiempirical Valence Bond |
| GETE | Global Environmental Technology Enterprise |
| RHEED | Reflection High-energy Electron Diffraction |
| AEES | Auger Electron Emission Spectroscopy |