/ Thesaurus / J Synonyms of john l. h. down Find synonyms for: Noun1. Down, John L. H. Downusage: English physician who first described Down's syndrome (1828-1896)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language