| Acronym | Meaning |
| ECOP | Electron Correlation Polarization (potential) |
| ESA | Electrostatic Analyzer |
| QA | Quality Assurance |
| TRFQ | Time-resolved Fluorescence Quenching |
| FPLH | Free-Phase Liquid Hydrocarbon |
| CHIRP | Core-hole Initiated Relaxation Process (in Ionic Crystals) |
| SAD | Selected Area Diffraction Patterns (crystal Chemistry) |
| SPORE | Solid-Phase Organic Reactions |
| UQCISD | Unrestricted Quadratic Ci (with) Single (and) Double (excitations) |
| TAFI | Thrombin Activatable Fibrinolysis Inhibitor |