| Acronym | Meaning |
| ESE MO | Essential-structure-elements Molecular Orbital |
| DPM | Disintegrations Per Minutepar |
| PCM | Phase-change Medium |
| DCC | Deleted In Colorectal Cancer |
| NIMBY | Not In My Backyard |
| TDFM | Two-surface Dirac-Frenkel-Mclachlan (variational Method) |
| DMRG | Density Matrix Renormalization Group (quantum Calcn. Method) |
| CPV | Cowpox Virus |
| BRC | Basic Regulatory Control |
| SDCI | Single And Double Excitation Configuration Interaction Model |