1. in the clotting of blood thrombin catalyzes factor XIII into its active form (fibrinase) which causes fibrin to form a stable clot; [syn: fibrinase, factor XIII]
WordNet (r) 3.0 (2006):
factor XIII
n 1: in the clotting of blood thrombin catalyzes factor XIII
into its active form (fibrinase) which causes fibrin to
form a stable clot [syn: fibrinase, factor XIII]