| Acronym | Meaning |
| PTR | Photothermal Radiometry |
| MEXA | Multiple-energy X-ray Absorptiometry |
| EFD | Explicit Finite Difference |
| CHM | Complete Hydatidiform Mole |
| LTMLS | Low Temperature Molecular Luminescence Spectroscopy |
| BTEX | Benzene, Toluene, Ethyl Benzene, And Xylene |
| ANPP | 4-azido-2-nitrophenyl Phosphate |
| CBDE | Chemical And Biological Defence Establishment |
| EMER | Electromagnetic Molecular Electronic Resonance |
| EPA | Environment Potential Approach (in Electronic-structure Calcn.) |