| Acronym | Meaning |
| AHF | Antihemophilic Factor |
| NORM | Naturally Occurring Radioactive Material(s) |
| RTIL | Room-temperature Ionic Liquid |
| NDPK | Nucleoside Diphosphate Kinase |
| SMR | Standardized Mortality Ratios |
| RNA | Ribonucleic Acid |
| CFMM | Continuous Fast Multipole Method (algorithm For Coulomb Interactions Among Charge Distributions) |
| SCCSA | Self-consistent Central-site Approxn. (for D.-of-states) |
| TDFM | Two-surface Dirac-Frenkel-Mclachlan (variational Method) |
| NFE-TB | Nearly-free-electron Tight-bonding (for Electronic Structure) |