| Acronym | Meaning |
| NSCF | Non-self-consistent Field |
| JSR | Jet-stirred Reactor |
| XPD | X-ray Photoelectron Diffraction |
| ATAD | Auto Thermal Aerobic Digestion |
| COF | Coefficient Of Friction |
| MIAM | Modified Independent-atom Model (for Electron-mol. Scattering) |
| TDFGH | Time-dependent Fourier Grid Hamiltonian (method) |
| I AND C | Instrumentation And Control |
| API | Active Pharmaceutical Ingredient |
| MCHF | Multiconfiguration Hartree-Fock |