| Acronym | Meaning |
| SLO | Strictly Localized Orbital |
| LTMLS | Low Temperature Molecular Luminescence Spectroscopy |
| REA | Reactive Arthritis |
| COCI | Committee On Chemistry And Industry (IUPAC) |
| ITPOT | Improved Two-parameter Omega Technique |
| QPT | Quantum Phase Transition |
| SCC-DVM | Self-consistent-charge-discrete-variational Method |
| HHAP | Heavy Hydroaroms. From Petroleum |
| OIG | Office Of Inspector General |
| TCM | Total Capacitance Method |