| Acronym | Meaning |
| OCP | Organochlorine Pesticide |
| CR | Collocation Representation (of Basis Sets) |
| MCPN | Matrix Coherent Potential Approximation |
| EVB | Empirical Valence Bond |
| OHAO | Orthogonalized Hybrid Atomic Orbital |
| OSRSCF | Open-shell Restricted SCF |
| TRNOE | Transferred Nuclear Overhauser Effect |
| PCE | Polychromatic Erythrocytes |
| APS | Active Pixel Sensor |
| VLF | Very Low Frequency (radiowaves) |