| Acronym | Meaning |
| NCWQ | National Commission On Water Quality |
| NASQAN | National Stream Quality Accounting Network |
| GCEMC | Grand Canonical Ensemble Monte Carlo |
| CBRNE | Chemical, Biological, Radiological, Nuclear, Explosive |
| ACI | Alloy Casting Institute |
| PT-MVD | Perturbation Theory (with) Mass-velocity And Darwin (operators) |
| MCP2P | Multiconfigurational Particle-particle Propagator |
| WSI | Wafer Scale Integration |
| GTDA | Generalized Tamm-Dancoff Approximation |
| PANH | Polycyclic Aromatic Nitrogen Heterocycle |