decedents decedentの複数形。子孫、死者、 故人 The Sando (study of mathematics) had been the family business of the Miyoshi clan, who were the decedents of Kiyoyuki MIYOSHI.発音を聞く例文帳に追加 三善氏は三善清行の子孫に当たり、代々算道を家業としていた。