water caltrop

== English == === Pronunciation === === Noun === water caltrop (plural water caltrops) An East Asian water plant, of species Trapa bicornis, with a horn-like nut. A nut from this plant. A plant of species Trapa natans. A plant of species Trapa rossica. ==== Synonyms ==== paniphal, saligot, singhara, water chestnut ==== Translations ====