kidney stone kidney-shaped • kidney vetch · · · Info · Definitions · Synonyms · Characters · · kidney stone · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) a calculus formed in the kidney. Synonyms: kidney stone, urinary calculus, nephrolith, renal calculus. · · Noun Definition 1 Synonyms · · · urinary calculus · · Synonym 1 nephrolith · · Synonym 2 renal calculus · · Synonym 3 Characters · · space U+0020 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 k latin small letter k U+006B n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079