| Acronym | Meaning |
| ASHRAE | American Society Of Heating |
| (SC)2CI | Self-consistent Size-consistent CI |
| EEC | European Economic Community |
| SRASE | Symmetry Restricted Annihilation Of Single Excitations |
| BOP | Benzyl Octyl Phthalate |
| BALR | Broad Absorption Line Region |
| CSRS | Cooperative State Research Service (US Dept. Of Agriculture) |
| NPD | Nitrogen Phosphorus Detector (gas Chromatography) |
| CST | Critical Solution Temperature |
| IEM | Interstitial Electron Model |