| Acronym | Meaning |
| ADARD | Acid Deposition And Atmospheric Research Division |
| ECAO | Environmental Criteria And Assessment Office |
| PWM | Pulse Width Modulation |
| AGP | Algal Growth Potential |
| AAOE | Airborne Antarctic Ozone Experiment |
| CTD | C-terminal Domain |
| CCR | Close-coupled Representation |
| FCCC | Framework Convention On Climate Change |
| NPSO | Nonpaired Spatial Orbital |
| HPPM | Hole-particle Potential Model (in Mol. Excited States Calcns.) |