巴豆壳 bādòuké croton seed shell Origin Definitions Defs Strokes Stroke Words Sentences Sents 巴豆 bādòu croton seed The seeds of the croton plant, used as a powerful purgative in traditional medicine壳 殼 ké noun shell The hard outer covering of something, such as an egg, nut, or crab; also refers to a casing, housing, or shell of a machine or device.