geriatrics geriatrician • gerim · · · Info · Definitions · Synonyms · Characters · · geriatrics · · Text Latin · · Script 10 · · Length Definitions · · · (noun) the branch of medical science that deals with diseases and problems specific to old people. Synonyms: gerontology. · · Noun Definition 1 Synonyms · · · gerontology · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074