| Acronym | Meaning |
| STD | Safely Tolerated Dose |
| PSCI | Partitioned (orbital Hessian) Super-configuration Interaction |
| EDXD | Energy Dispersive X-ray Diffraction |
| NBSR | Neutron Beam Split-core Reactor |
| EPLD | Erasable Programmable Logic Device |
| SPEMC-SCF | Selected Paired Excitational Expansion Multiconfiguration-SCF |
| MDC | Maxwell Displacement Current |
| NTU | Number Of Transfer Units (in Packed Tower Aeration System) |
| SPECM | Scanning Photoelectrochemical And Electrochemical Microscopy |
| TMAH | Tetramethylammonium Hydroxide |