| Acronym | Meaning |
| WET | Whole Effluent Toxicity |
| IVO | Improved Virtual Orbital |
| GRD | Growth Rate Dispersion [crystallization] |
| LRTI | Lower Respiratory Tract Infection |
| FACTS | Facilities And Company Tracking System |
| BIS | Bremsstrahlung Isochromat Spectroscopy |
| ASTRAP | Advanced Statistical Trajectory Regional Air Pollution Model |
| TGF | Transforming Growth Factor |
| SIC-GX-LSD | Self-interaction Corrected Generalized Exchange Local Spin Density |
| PACT | Process Automation Configuration Tool [EPRI Software] |