| Acronym | Meaning |
| MS | Mass Spectrometer |
| BOA | Bond Orientational Anisotropy |
| EFA | Essential Fatty Acid |
| PC-TD-SCF | Perturbation-corrected Time-dependent SCF |
| GDNF | Glial-derived Neurotrophic Factor |
| LAER | Lowest Achievable Emission Rate |
| HF MO LCAO | Hartree-Fock MO LCAO |
| TRXRD | Time-resolved X-ray Diffraction |
| PFZ | Polar Frontal Zone |
| BATHEN | Burnable Fuel Abatement Through Efficient Improvement And Nonfossil Fraction Increase |