| Acronym | Meaning |
| SALCCSD | Spin-adapted Linear Coupled-cluster (with) Single And Double Excitations) |
| PAH | Polycyclic Aromatic Hydrocarbon |
| APG | Alkyl Polyglycosidepar |
| SAPT | Symmetry-adapted Perturbation Theory |
| BMAS | Barium Magnesium Aluminosilicate |
| CLS | Cathodoluminescence Spectroscopy |
| MODS | Magneto-Optical Difference Spectroscopy |
| P-T-T-D | Pressure-temperature-time-deformation Path (for Metamorphic Rocks) |
| ICMRCI | Internally Contracted MR-CI |
| BSR | Bottom Simulating Reflection |