菱角 língjiao water caltrop Origin Definitions Defs Strokes Stroke Words Sentences Sents 菱 líng water caltrop (bound form) water caltrop; water chestnut. An aquatic plant with floating triangular leaves and edible fruit inside a hard, often horned shell. Also referred to as 菱角 língjiao角 jiǎo noun horn horn of an animal; horn-shaped object; antenna or feeler of an insect