/ Thesaurus / B Synonyms of beacon light Find synonyms for: Noun1. beacon, lighthouse, beacon light, pharos, towerusage: a tower with a light that gives warning of shoals to passing shipsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language