| Acronym | Meaning |
| NGF | Nerve Growth Factor |
| PAO | Polyphosphate Accumulating Organism |
| MEOR | Microbially Enhanced Oil Recovery |
| DSPEC | Dye-sensitized Photoelectrochemical |
| QLCPMET | Quasilinearized Coupled-pair-many-electron Theory |
| SCCSA | Self-consistent Central-site Approxn. (for D.-of-states) |
| TPRRS | Transient Photoinduced Resonant Raman Scattering |
| CDF | Centered Dark Field |
| CBEA | Constrained Binary Encounter Approximation |
| MCL | Method Calibration Limit |