radiologist radiological • radiology · · · Info · Definitions · Synonyms · Characters · · radiologist · · Text Latin · · Script 11 · · Length Definitions · · · (noun) a medical specialist who uses radioactive substances and X-rays in the treatment of disease. Synonyms: radiotherapist. · · Noun Definition 1 Synonyms · · · radiotherapist · · Synonym 1 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074