| Acronym | Meaning |
| WMO | World Meteorological Organization |
| QEL | Quantity Exclusion Limit |
| ASDEX | Axially Symmetric Divertor Expt. |
| SVI | Sludge Volume Index |
| ECNIMS | Electron Capture Negative Ionization Mass Spectrometry |
| FSH | Follicle-stimulating Hormone |
| DIS | Deep Inelastic Scattering |
| SMIE | Solid-metal-induced Embrittlement |
| LIBWE | Laser-induced Backside Wet Etching |
| SOLSE | Shuttle Ozone Limb Sounding Experiment |