AskDefine | Define cofactor

Dictionary Definition

cofactor n : a substance (as a coenzyme) that must join with another to produce a given result

User Contributed Dictionary



  1. a contributing factor
  2. a substance, especially a coenzyme or a metal, that must be present for an enzyme to function
  3. the result of a number being divided by one of its factors

Extensive Definition

Cofactor may refer to any of the following:
cofactor in French: Cofacteur
cofactor in Dutch: Cofactor
cofactor in Portuguese: Co-fator
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