| Acronym | Meaning |
| XBIS | X-ray Bremsstrahlung Isochromat Spectroscopy |
| PWG SCF | Plane-wave Gaussian Self-consistent Field Method |
| BAC | Bacterial Artificial Chromosome |
| FFV | Flexible Fuel Vehicle |
| KAM | Kolmogorov-Arnold-Moser (theorem In Quantum Stochasticity) |
| APS | Adiabatic Pseudopotential |
| SSRTF | Solid Surface Room Temperature Fluorescence |
| ASDEX | Axially Symmetric Divertor Expt. |
| RAPRA | Rubber And Plastics Research Association |
| CCHF | Crimean Congo Hemorrhagic Fever |