| Acronym | Meaning |
| RFWM | Resonant Four-wave Mixing |
| AESA | Atmospheric Effects Of Stratospheric Aircraft |
| ANCA | Anti-neutrophil Cytoplasmic Antibodies |
| ACF | Activated Coke Fines |
| AET | Apparent Effects Thresholds |
| WSE | Wool Scouring Effluent |
| UF | Uncertainty Factor (in Oral RfD) |
| LEPS | London-Eyring-Polanyi-Sato (potential-energy Surface) |
| MTDSC | Modulated Temperature Differential Scanning Calorimetry |
| GRAM | Generalized Rank Annihilation Method |