cofactor

noun

Meaning

A contributing factor.
A substance, especially a coenzyme or a metal, that must be present for an enzyme to function.
A molecule that binds to and regulates the activity of a protein.
The result of a number being divided by one of its factors.
(of a matrix) The signed determinant of the submatrix produced by removing the row and column containing a specified element; primarily used in the recursive definition and calculation of the determinant of a matrix.

No prose etymology has been added yet.

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