| Acronym | Meaning |
| PEANUT | Phase-inverted Echo-amplitude Detected Nutation |
| OPGF | One-particle Green Function |
| PVP | Polyvinyl Pyrrolidone |
| HBOC | Hemoglobin-Based Oxygen Carrier |
| MORB | Mid-ocean Ridge Basalt |
| CV | Core-valence Correlation |
| TER | Total External Reflection |
| MIS | Metal-insulator-semiconductor (solar Cells) |
| SC-MEH-MO | Self-consistent-modified Extended Hueckel-MO |
| CBEC | Concentration-based Exemption Criteria |