| Acronym | Meaning |
| ENSDF | Evaluated Nuclear Structure Data File |
| SCOWAR | Scientific Committee On Water Research |
| EUSIDIC | European Society For Information Dissemination In Chemistry |
| IAHS | International Association Hydrological Sciences |
| CTD | Charge Transfer Device (optical Spectroscopic Detector) |
| ADAPTS | Air Deliverable Antipollution Transfer System |
| NOONS | Natural Orbitals Occupation Numbers |
| PAA | Poly (acrylic Acid) |
| AAR | Alkali-aggregate Reaction |
| DEF | Dose Effect Factor |