| Acronym | Meaning |
| CSD | Crystal Size Distribution |
| MDHS | Methods For The Determination Of Hazardous Substances |
| QC-SCF | Quadratically Convergent SCF (for Closed-shell Systems) |
| SPME | Solid-Phase Microextraction |
| GIAXRD | Grazing Incidence Angle X-ray Diffraction |
| KTPP | Potassium Tripolyphosphate |
| EDRS | Enforcement Document Retrieval System |
| FIA | Flow Injection Analysis |
| ABBOT | Atomic Billiard Ball Orbital Theory |
| PFGSTE | Pulsed Field Gradient Stimulated Echo |