/ Thesaurus / W Synonyms of washbasin Find synonyms for: Noun1. washbasin, basin, washbowl, washstand, lavatory, sinkusage: a bathroom sink that is permanently installed and connected to a water supply and drainpipe; where you can wash your hands and face; "he ran some water in the basin and splashed it on his face"2. washbasin, handbasin, washbowl, lavabo, wash-hand basin, basinusage: a basin for washing the hands (`wash-hand basin' is a British expression)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language