| Acronym | Meaning |
| SCPA | Single-site Coherent-potential Approximation (for Electronic Structure Calcns.) |
| TRC | Total Residual Chlorine |
| GLORIA | Geological LOng Range Inclined Asdic |
| BEJ | Best Engineering Judgement |
| RCI | Restricted Configuration Interaction |
| PFCGE | Pulsed-field Capillary Gel Electrophoresis |
| RBCA | Risk-based Corrective Action |
| HFF | Hellmann-Feynman Force Approximation |
| SIC | Std. Industrial Code |
| ZECSY | Zero-quantum Coherence Correlation Spectroscopy |