| Acronym | Meaning |
| MPLS | Modified Partial Least Squares |
| HAT | Humid-air Turbine [cycle] |
| MLD | Median Lethal Dose |
| ABWAG | Abwasserabgabengestres (Germany Wastewater Discharge Law Regulates Cost Per Volume) |
| CJO | Chemical Journals Online |
| ABR | Advanced Breeder Reactor |
| MOSMO | Maximum Overlap Symmetry Molecular Orbital |
| LEPD | Low-Energy Positron Diffraction |
| SSA | Specific Surface Area |
| NELAP | National Environmental Laboratory Accreditation Program |