| Acronym | Meaning |
| GBM | Glomerular Basement Membrane |
| EFTA | European Free Trade Association |
| OFR | Oxygen Free Radical |
| HCCO | Heavy Catalytic Cycle Oil |
| REM | Reflection Electron Microscopy |
| EELFS | Extended-energy-loss Fine-structure |
| UKMO | United Kingdom Meteorological Office |
| OIB | Ocean Island Basalt |
| TACI | Transmembrane Activator And CAML Interactor |
| IRR | Internal Rate Of Return |