| Acronym | Meaning |
| LPMA | Laser-probe Microanalysis |
| NEMO | Nonempirical Molecular Orbital |
| HPAEC | High-performance Anion-exchange Chromatography |
| MTX(ALPHA) | Muffin-tin X(alpha) Statistical Exchange |
| SBZ | Surface Brillouin Zone |
| PFOA | Perfluorooctanoic Acid |
| AVS | Acid Volatile Sulfide |
| ANR | Adiabatic Nuclear Rotation (in Calcns. On Mol. Collisions) |
| OHER | Office Of Health And Environmental Research (US Dept. Of Energy) |
| RUDAD | RUmen-Derived Anaerobic Digester |