| Acronym | Meaning |
| DASH | Dynamic Allele-specific Hybridization |
| LTH | Linearized Time-dependent Hartree (approxn. |
| IUAPPA | International Union Of Air Pollution Prevention Associations |
| TCDFT | Two-component Density Functional Theory |
| AE-CI | All Electron-configuration Interaction |
| BCPB | Bromochlorophenol Bluepar |
| TACB | Texas Air Control Board |
| ICD | Implantable Cardioverter Defibrillator |
| HIM | Hydroxy Interlayered Minerals (clay Minerals) |
| CCC | Correlated Coupled Cluster (quantum Calcn. Method) |