throm·bo·plas·tin (thr m b -pl s t n)n. A protease that converts prothrombin to thrombin in the early stages of blood clotting. Also called thrombokinase. |
thromboplastin [ˌθrɒmbəʊˈplæstɪn]
n
(Life Sciences & Allied Applications / Biochemistry) any of a group of substances that are liberated from damaged blood platelets and other tissues and convert prothrombin to thrombin Also called thrombokinase
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | thromboplastin - an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot clotting factor, coagulation factor - any of the factors in the blood whose actions are essential for blood coagulation |
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