/ Thesaurus / K Synonyms of karl landsteiner Find synonyms for: Noun1. Landsteiner, Karl Landsteinerusage: United States pathologist (born in Austria) who discovered human blood groups (1868-1943)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language