/ Thesaurus / T Synonyms of thrombokinase Find synonyms for: Noun1. thromboplastin, thrombokinase, factor III, coagulation factor, clotting factorusage: an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clotWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language