Breadcrumb Home > Thesaurus > C Synonyms of clonidine Find synonyms for: Noun 1. clonidine, Catapres, antihypertensive, antihypertensive drug usage: an antihypertensive (trade name Catapres) that can be administered orally or via transdermal patches WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of clonidine (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: criticaster Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language