| Acronym | Meaning |
| THRASH | Thorough High Resolution Analysis Of Spectra By Hornf1fs |
| NCEP | National Cholesterol Education Program |
| SEDRA | Simple Excitation For The Dephasing Of Rotational-echo Amplitudes |
| SAN | Styrene-acrylonitrile Copolymer |
| AFGP | Antifreeze Glycoprotein |
| ASA | Alternancy Symmetry Adapted (method For Spin-independent Hamiltonians For Alternant Hydrocarbons) |
| MFC | Multiconfigurational Frozen Core (approxn. For Electron-atom Scattering Calcns.) |
| EF | Emission Factor |
| AAP | Asbestos Action Program |
| NNSA | National Nuclear Security Administration |