| Acronym | Meaning |
| DWPO | Distorted Wave Polarized Orbital |
| FIP | Full Intra-pair (spin-coupling) (wave Function) |
| RACM | Reasonably Available Control Measures |
| BJT | Bipolar Junction Transistors |
| VSWR | Voltage Standing Wave Ratio |
| DO | Dissolved Oxygen |
| ISS | Intermediate Solid Solution |
| PSD | Postsynaptic Density |
| CONDO | Crystal Orbital Neglect Of Differential Overlap |
| ACOIN | Australian Core Inventory |