| Acronym | Meaning |
| CMBR | Completely Mixed Batch Reactor |
| XAFS | X-ray Absorption Fine Structure |
| PON | Pump Octane Number |
| PNDDO | Partial Neglect Of Diatomic Differential Overlap |
| DNO | Delocalized Natural Orbital |
| MCF | Monocyte Cytotoxicity Factor |
| MCE | Microchip Electrophoresis |
| THTR | Thorium High Temperature Reactor |
| HSGFET | Hybrid Suspended Gate Field Effect Transistor |
| PRMO | Partially Restricted Molecular Orbital |