Breadcrumb Home > Thesaurus > U Synonyms of urokinase Find synonyms for: Noun 1. plasminogen activator, urokinase, protease, peptidase, proteinase, proteolytic enzyme usage: protease produced in the kidney that converts plasminogen to plasmin and so initiates fibrinolysis WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of urokinase (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: oungurk Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language