| Acronym | Meaning |
| QCT-IEQMT | Quasiclassical Trajectory-internal Energy Quantum Mechanical Threshold |
| IVM | In Vitro Maturation |
| RCI | Relativistic Configuration Interaction |
| IHSS | International Humic Substances Society |
| CMF | Clay Minerals File (of Digitized X-ray Diffraction Traces) |
| ECMWF | European Center For Medium Range Weather Forecast |
| EGFR | Epidermal Growth Factor Receptor |
| VVHAP | Very Volatile Hazardous Air Pollutant |
| FNA | Fine-needle Aspiration |
| NIRIM | Near-IR Raman Imaging Microscope |