Meaning of WATER CHESTNUT PLANT

WordNet Dictionary
	Definition:		[n]  a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits
	Synonyms:		caltrop, water chestnut
	See Also:		aquatic plant, genus Trapa, hydrophyte, hydrophytic plant, Jesuits' nut, ling, ling ko, Trapa, Trapa bicornis, Trapa natans, water caltrop, water plant