| Acronym | Meaning |
| RBM | Random Bonding Model |
| CLC | Coordinated List Of Chemicals |
| NHF | Nonrelativistic Numerical Hartree-Fock |
| NCE | New Chemical Entity |
| ERT | Estrogen Replacement Therapy |
| FOA | Frozen Orbital Approximation |
| DOC | Department Of Conservation |
| LTP | Long-term Potentiation |
| SPEMC-SCF | Selected Paired Excitational Expansion Multiconfiguration-SCF |
| CLS | Characteristic Loss Spectroscopy |