| Acronym | Meaning |
| IFPM | Independent Fermi Particle Model (in Atom-ion Impact Ionization) |
| ESS | European Spallation Source |
| CLRC | Central Laboratory Of The Research Councils |
| WNV | West Nile Virus |
| WLE | Wigner-Liouville Equation (in Study Of Quantum Dynamics) |
| SLMO | Symmetry-adapted Semilocalized Molecular Orbital |
| BFR | Brominated Flame Retardant(s) |
| LINE | Long Interspersed Element |
| GDR | German Democratic Republic |
| CTEQ | The Coordinated Theoretical-Experimental Project On QCD |