足そっ根こん骨こつそっこんこつMeanings1nountarsus; tarsal bonesAnatomical term for the cluster of bones in the ankle, between the lower leg and the metatarsus.足そっ根こん骨こつは、足あし首くびの部ぶ分ぶんにある小ちいさな骨ほねの集あつまり