/ Thesaurus / R Synonyms of radiologist Find synonyms for: Noun1. radiologist, radiotherapist, specialist, medical specialistusage: a medical specialist who uses radioactive substances and X-rays in the treatment of diseaseWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language