| Acronym | Meaning |
| SS-MR-CC | State-selective Multireference Coupled-cluster |
| LOEC | Lowest Observed Effect Concentration |
| ABO | Adiabatic Born-Oppenheimer (wave Functions) |
| CELRF | Canadian Environmental Law Research Foundation |
| RRG | Rift-related Granitoids |
| UCHF | Uncoupled Hartree-Fock |
| CFRM | Continuous Filament Random Mat |
| SPM | Scanning Probe Microscopy |
| IFOT | Invariant Fock Operator Technique |
| IDEAL | Inhalation, Deposition And Exhalation Of Aerosols In/from The Lungs |