| Acronym | Meaning |
| WURST | Wideband |
| CEMOS | Complementary Enhanced Metal-oxide Semiconductor |
| APECS | Auger Photoelectron Coincidence Spectroscopy |
| IOSA | Infinite Order Suden Approxn. (for Mol. Scattering Calcns.) |
| VSSP | Viscous Suspension Spinning Process |
| MSG | Monosodium Glutamate |
| ESH | Environmental Safety And Health |
| NWWA | Northwest Water Authority (UK) |
| TO | Topological Orbital (in Graph Theory Of Molecules) |
| TDSHF | Time-dependent Screened Hartree-Fock |