| Acronym | Meaning |
| TDA | Tamm-Dancoff Approximation |
| PSSCF | Pseudo SCF |
| OMZ | Oxygen Min. Zone |
| RIS | Rotational Isomeric State |
| NES | Nuclear Export Signal |
| UOP | Universal Oil Products |
| BPNN | Back Propagation Neural Network |
| EUVL | Extreme Ultraviolet Lithography |
| HWM | Hazardous Waste Management |
| FP | Fluorescence Polarizationpar |