| Acronym | Meaning |
| SEMI | Semiconductor Equipment And Materials Institute |
| LDGUGA | Loop-driven Graphical Unitary-group Approach (in MC-SCF Calcns.) |
| QSM | Quantum-statistical Model |
| SLP | Sea Level Pressure |
| BPCC | 2,2'-bipyridinium Chlorochromate |
| MTOC | Microtubule-organizing Center |
| DCA | Discriminant Component Anal. |
| WWT | Wastewater Treatment |
| IPCM | Isodensity Polarizable Continuum Model [ab Initio Method] |
| LITA | Laser-induced Thermal Acoustics |