| Acronym | Meaning |
| TARIS | Thermal Atomization Resonance Ionization Spectrometry |
| RBS | Rutherford Backscattering |
| NLC | Noctilucent Cloud |
| EMLC | Electrochemically Modulated Liquid Chromatography |
| OE | Office Of Enforcement |
| UCMP | Unrestricted Compact Model Potential |
| ETA | Electrothermal Atomization |
| AIADC(3) | Ab Initio Third-order Algebraic Diagrammatic Construction Green Function Method |
| IBR | In-plane Birefringence |
| EMSA | Electron Microscopy Society Of America |