| Acronym | Meaning |
| SNMS | Secondary Neutral Mass Spectrometry |
| PIPN | Pseudo Interpenetrating Polymer Network |
| LCGTO-MCP-LS | Linear Combination Of Gaussian-type Orbitals-model Core Potential-local Spin Density |
| PBL | Planet Boundary Layer (in Atmospheric Chemistry And Physics) |
| IWG | International Working Group |
| TRSERS | Time-resolved Surface Enhanced Raman Spectroscopy |
| CDO | Controlled Decomposition/oxidation |
| EEC | European Economic Community |
| WINDII | Wind Imaging Interferometer |
| TRS | Total Reduced Sulfur |