Definitions for water chestnut
Random House Webster's College Dictionary
wa′ter chest`nut(n.)
any of several aquatic plants of the genus Trapa, family Trapaceae, with an edible, nutlike fruit, esp. T.natans of the Old World.
Category: Plants
the fruit itself. Also called wa′ter cal`trop.
Category: Plants
Princeton's WordNet
water chestnut, water chestnut plant, caltrop(noun)
a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits
water chestnut, Chinese water chestnut, Eleocharis dulcis(noun)
Chinese sedge yielding edible bulb-shaped tubers
water chestnut(noun)
edible bulbous tuber of a Chinese marsh plant
Wiktionary
water chestnut(Noun)
A particular species, Eleocharis dulcis, of plant.
water chestnut(Noun)
A corm of a plant of this species.
water chestnut(Noun)
water caltrop
Webster Dictionary
Water chestnut(u)
the fruit of Trapa natans and Trapa bicornis, Old World water plants bearing edible nutlike fruits armed with several hard and sharp points; also, the plant itself; -- called also water caltrop
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