| Acronym | Meaning |
| AMD | Age-related Macular Degeneration |
| IPA | Inverted Perturbation Approach (in Mol. Potential-energy Curves Calcn.) |
| RAS | Routine Analytical Services |
| NBSR | Neutron Beam Split-core Reactor |
| LSE | Liquid/solid Extraction |
| SOP | Split-operator Propagator |
| TWTDS | Treatment Works Treating Domestic Sewage |
| DPT | Degenerate Perturbation Theory |
| VIP | Vibronic Impact Parameter (model For Mol. Scattering) |
| HY-CIVB | Hylleraas-configuration Interaction Valence Bond |