| Acronym | Meaning |
| DIGE | Deuteron Induced Gamma-ray Emission |
| SULEV | Super Ultra-low Emission Vehicle |
| NPY | Neuropeptide Y |
| BO | Biorthonormal (wave Function) |
| HEGL | High-energy Gas Laser |
| CID | Collision-induced Dissociation |
| NSR | Normalized Stoichiometric Ratio |
| CMB | Cosmic Microwave Background |
| BCRU | British Committee On Radiation Units And Measurements |
| MC | Metal Carbide |