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water chestnut

noun

Simple Definition of water chestnut

  • : the white root of a plant that grows in water and that is often used in Chinese cooking

Source: Merriam-Webster's Learner's Dictionary

Full Definition of water chestnut

  1. 1 :  any of a genus (Trapa, especially T. natans of the family Trapaceae, the water-chestnut family) of Old World aquatic herbs sometimes grown as ornamentals; also :  its edible nutlike spiny fruit

  2. 2 :  a whitish crunchy vegetable used especially in Chinese cooking that is the peeled and often sliced tuber of a sedge (Eleocharis dulcis syn. E. tuberosa) native to Asia but widely cultivated elsewhere; also :  the tuber or the sedge itself

1847

First Known Use of water chestnut

1847


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