/ Thesaurus / T Synonyms of timolol Find synonyms for: Noun1. timolol, Blocadren, beta blocker, beta-blocking agent, beta-adrenergic blocker, beta-adrenergic blocking agentusage: a beta blocker (trade name Blocadren) administered after heart attacksWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language