cofactor
/kəʊˈfæktə(r)/noun
1
- a contributory cause of a disease致病原因。
2
- Biochemistry a substance (other than the substrate) whose presence is essential for the activity of an enzyme【生化】辅因子。
3
- Mathematics the quantity obtained from a determinant or a square matrix by removal of the row and column containing a specified element【数】余因子。