1. (noun) a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits

• caltrop
• water chestnut plant

2. (noun) Chinese sedge yielding edible bulb-shaped tubers

• chinese water chestnut
• eleocharis dulcis

1. (noun) a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits

• aquatic plant
• hydrophyte
• hydrophytic plant
• water plant

2. (noun) Chinese sedge yielding edible bulb-shaped tubers

• spike rush

3. (noun) edible bulbous tuber of a Chinese marsh plant

• tuber

1. (noun) a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits

• genus trapa
• trapa

1. (noun) a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits

• jesuits' nut
• trapa natans
• water caltrop
• ling
• ling ko
• trapa bicornis