| Acronym | Meaning |
| MHA | Mott-Hubbard-Anderson (model In Band-structure Calcns.) |
| DDM | Denuder Difference Method |
| OEP-SIC | Optimized Effective Potential Self-interaction Correction |
| LUCO | Lowest Unoccupied Crystal Orbital |
| ENAA | Epithermal Neutron Activation Analysis |
| UKAEA | United Kingdom Atomic Energy Authority |
| ASM | Advanced Scavenging Model (for Air Pollution) |
| EAZO | Energetically Active Zones Of The Ocean |
| WANO | World Association Of Nuclear Operators |
| RSMST | Real-space Multiple-scattering Theory (in Electronic Structure) |