chalkstone chalkosideric • chalkstony · · · Info · Definitions · Synonyms · Characters · · chalkstone · · Text Latin · · Script 10 · · Length Definitions · · · (noun) a deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout. Synonyms: tophus. · · Noun Definition 1 Synonyms · · · tophus · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 k latin small letter k U+006B l latin small letter l U+006C 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