| Acronym | Meaning |
| EPTOX | Extraction Procedure Toxicity Test |
| ENSO | El Nino Southern Oscillation |
| SOR | Surface Overflow Rate |
| LIBORS | Laser Ionization Based On Resonance Saturation |
| SDME | Single-drop Microextraction |
| TFTR | Tokamak Fusion Test Reactor |
| CTTS | Classical T Tauri Star |
| MET | Many Electron Theory (for Singlet Ground State) |
| BTS | British Toxicology Society |
| CHELPG | CHarges From ELectrostatic Potential |