RONTGEN Scrabble 8 Words With Friends 11 Definition noun German physicist who discovered x-rays and developed roentgenography (1845-1923). — synonyms: Roentgen, Wilhelm_Konrad_Roentgen, Wilhelm_Konrad_Rontgen See all 67 words you can make from RONTGEN → 7-letter words Words starting with R Words ending with N ← Unscramble different letters