clotting factor n.
Any of various plasma components involved in the clotting of blood, including fibrinogen, prothrombin, thromboplastin, and calcium ion. Also called coagulation factor.
| clotting factor (klŏt'ĭng) Pronunciation Key
Any of various components of plasma involved in the coagulation of blood, including fibrinogen, prothrombin, and calcium ions. Hereditary deficiency of clotting factors can cause coagulation disorders such as hemophilia. |