ˈthrämbə̇n noun
( -s )
Etymology: International Scientific Vocabulary thromb- + -in
: a proteolytic enzyme that is formed from prothrombin (as in blood plasma as needed), that facilitates the clotting of blood by promoting conversion of fibrinogen to fibrin, and that is used as a local hemostatic for capillary bleeding and also in binding tissues together after surgery — compare antithrombin , fibrin foam