| Acronym | Meaning |
| OSW | US Office Of Saline Water |
| ICRF | Imperial Cancer Research Fund |
| STRAT | Stratospheric Tracers Of Atmospheric Transport |
| IGAIM | Individual Gages (for) Atoms In Molecules |
| MELISA | Multianalyte Enzyme-linked Immunosorbent Assay |
| GDF | Generalized Density-functional (theory) |
| ACI | Acceptable Chronic Intake |
| SEDAC | Socioeconomic Data And Applications Center |
| WAS | Waste Activated Sludge |
| EPQU | IFCC Expert Panel On Quantities And Units |