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Noun: thrombokinase  ,thróm-bow'kI,neys or ,thróm-bow'kI,neyz
  1. An enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot
    - thromboplastin, factor III

Derived forms: thrombokinases

Type of: clotting factor, coagulation factor

Encyclopedia: Thrombokinase