| Acronym | Meaning |
| UDWA | Unitarized Distorted-wave Approximation |
| CLIC | Compact LInear Collider |
| GBM | Glioblastoma Multiforme |
| MCL | Maximum Contaminant Level |
| UST | Underground Storage Tank |
| MOSS | Multilayer Optical Scanning Spectrometer |
| SMSO | Spinor Molecular Symmetry Orbital |
| IDEAL | Inhalation, Deposition And Exhalation Of Aerosols In/from The Lungs |
| 2PH TDA | Two-particle-hole Tamm-Dancoff Approximation (for Closed-shell |
| REP | Radiological Emergency Planning |