蕹菜 wèngcài water spinach Origin Definitions Defs Strokes Stroke Words Sentences Sents 蕹 wèng water spinach (bound form) water spinach; an edible plant with hollow stems used as a vegetable in southern China and Southeast Asia, also known as 空心菜 kōngxīncài菜 cài noun vegetable vegetables or greens in general; edible plants