Breadcrumb Home > Thesaurus > W Synonyms of wilhelm konrad rontgen Find synonyms for: Noun1. Roentgen, Wilhelm Konrad Roentgen, Rontgen, Wilhelm Konrad Rontgenusage: German physicist who discovered x-rays and developed roentgenography (1845-1923)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: sepulture Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language