| Acronym | Meaning |
| LTH | Linearized Time-dependent Hartree (approxn. |
| MEXH | Multiple-energy X-ray Holography |
| IALLW-CAT | Isotope Area Liquid Low-level Waste Collection And Transfer |
| PF | Pulverized Fuel |
| THAA | Total Hydrolyzable Amino Acids |
| QPO | Quasi-periodic Oscillation |
| RZM | Root Zone Method (of Wastewater Treatment) |
| MA | Malonic Acidpar |
| LEGO | Lean Exhaust Gas Oxygen Sensor |
| QDWT | Quantum Density-wave Theory (in Theory Of Freezing Of Quantum Systems) |