| Acronym | Meaning |
| DNA | Deoxyribonucleic Acid |
| CWC | United Nations Chemical Weapons Convention |
| NCLI | National Chemical Laboratory For Industry (Japan) |
| OWLS | Optical Waveguide Lightmode Spectroscopy |
| FMAP | Fano-Macek Alignment Parameter (in Electron-impact Excitation Of Ions) |
| EESL | Environmental Ecological And Support Laboratory |
| PNA | Polynuclear Aromatic Compound(s) |
| ERP | Effective Refractory Period |
| GRINSCH | Graded-index Separate Confinement Heterostructure |
| SFRI | Sludge Filtration Resistance Index |