pisiform bone pisiform • Pisistratean · · · Info · Definitions · Synonyms · Characters · · pisiform bone · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) a small wrist bone that articulates only with the triquetral. Synonyms: pisiform, pisiform bone, os pisiforme. · · Noun Definition 1 Synonyms · · · pisiform · · Synonym 1 os pisiforme · · Synonym 2 Characters · · space U+0020 b latin small letter b U+0062 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073