| Acronym | Meaning |
| ANNNI | Axial Next-nearest-neighbor Ising (model Of Superstructure) |
| LEU | Low Enrichment Uranium |
| HFEGE | Hara Free-electron-gas Exchange (potential) |
| TDDFT | Time-dependent Density-functional Theory |
| CGIAR | Consultative Group On International Agricultural Research |
| SLS | Sequential Lateral Solidification |
| EEA | Energy And Environment Analysis |
| CHAMPP | Computer Hardware |
| LAEC | Lowest Achievable Emission Rate |
| NCSRP | National Contaminated Sites Remediation Program |