| Acronym | Meaning |
| PCD | Programmed Cell Death |
| LCBO | Linear Combination Of Bloch Orbital |
| SHADOZ | Southern Hemisphere Additional Ozone Sounding Program |
| SLEEP | Scanning Low Energy Electron Probe |
| ATES | Aquifer Thermal Energy Storage |
| SBR | Sequential Batch Reactor |
| CCA | Close-coupling Approximation |
| CBO | Crude Born-Oppenheimer (wave Functions) |
| RMS | Root Mean Square |
| STOIC | Stratospheric Ozone Intercomparison Campaign |