| Acronym | Meaning |
| LQG | Loop Quantum Gravity |
| DOI | Digital Object Identifier |
| WPS | Wet Powder Spraying (in Ceramics Manuf.) |
| JSGA | Japanese Spaceguard Association |
| FDSO | Full Diagonal Second-order (approxn. To)-green Function |
| HMDE | Hanging Mercury Drop Electrode (in Electrochemistry) |
| GOR | Gas/oil Ratio |
| MIDA | Mass Isotopomer Distribution Analysis |
| MOUSE | Modular Oriented Uncertainty System |
| FRS | Forward Recoil Spectrometry |