| Acronym | Meaning |
| ASP | Activated Sludge Plant Or Process |
| ILIAC | International Library Information And Analytical Center |
| DCPC | Division Of Cancer Prevention And Control |
| RMCSTEP | Repartitioned Multiconfigurational Spin-tensor Electron Propagator |
| BARC | Bottom Antireflective Coating |
| RTFDW | Relativistic Thomas-Fermi-Dirac-Weizsaecker (electron-d. Theory) |
| GW | One-particle Green Function(g)-screened Coulomb Interaction(w) |
| PSII | Plasma Source Ion Implantation |
| GFAA | Graphite Furnace Atomic Absorption |
| ADA | N-(2-acetamido) Iminodiacetic Acid |