| Acronym | Meaning |
| COMP | Cartilage Oligomeric Matrix Protein |
| AFUP | Alternative Fuels Utilization Program |
| MCS | Media Cleanup Standard |
| PSXD | Position Sensitive X-ray Detector |
| WWT | Wastewater Treatment |
| MF | Modifying Factor (in Oral RfD) |
| CDNA | Complementary DNA |
| SPF | Sun Protection Factor |
| SDPM | Spin-dependent Photomodulation |
| QFEB | Quasi-free Electron Bremsstrahlung |