Noun water chestnut plant has 1 sense
  1. water chestnut, water chestnut plant, caltrop - a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits
    --1 is a kind of aquatic plant, water plant, hydrophyte, hydrophytic plant
    --1 is a member of Trapa, genus Trapa
    --1 has particulars:
     water caltrop, Jesuits' nut, Trapa natans; ling, ling ko, Trapa bicornis
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