| Acronym | Meaning |
| EAM | Embedded Atom Method |
| FIRFT | Fast Inversion-recovery Fourier Transform |
| LSM | Land Surface Model |
| HFET | Highway Fuel Economy Test |
| HAEC | Human Artificial Episomal Chromosome |
| ICC | Intraatomic Correlation Correction |
| CSA | Centrifugal Sudden Approxn. (in Scattering Calcns.) |
| LLRW | Low Level Radioactive Waste |
| VCM | Variational Cellular Method (for Electronic Structure Calcns.) |
| SIC | Self-interaction Correction (in Exchange-energy Calcns.) |