| Acronym | Meaning |
| FEL | Fixed Emission Limit |
| TTP | Tocopherol Transfer Protein |
| VCD | Vibrational Circular Dichroism |
| TDA | Tamm-Dancoff Approximation |
| CIITA | Class II Transactivator |
| NBSB | National Biomonitoring Specimen Bank |
| SNP | Sodium Nitroprusside |
| HTU | Height Of Transfer Unit (in Packed Tower Aeration System) |
| AVT | Arginine Vasotocin |
| MOCVD | Metal Org. Chem. Vapor Deposition |