| Acronym | Meaning |
| KRHF | Kramers Restricted Hartree-Fock |
| APA | Air Pathway Analysis |
| OWLS | Optical Waveguide Lightmode Spectroscopy |
| RAGE | Receptor For Advanced Glycation Endproducts |
| ACR | Acute-Chronic Toxicity Ratio |
| LZC | Liquid Zone Control (in Alloy Processing) |
| ASMO | Antisymmetrical Molecular Orbital |
| KEDF | Kinetic-energy Density Functional |
| PHF | Perturbative Hartree-Fock |
| NTS | Nevada Test Site |