| Acronym | Meaning |
| HAD | High Aluminum Defect |
| SMAI | Solvated Metal Atom Impregnation |
| LEP | Large Electron-Positron Collider |
| SMPR | Specific Methane Production Rate |
| BSC | Bundle Sheath Cellpar |
| TMAH | Tetramethylammonium Hydroxide |
| ECE | Electrical Conductivity Of Saturation Extract (soils) |
| HDM | Humic Degradation Matter |
| APGF | Antisymmetrical Product Of Group Functions (a Wave Function) |
| TBW | Total Body Water |