Question:

Why is a water chestnut called a water chestnut?

Answer:

The generic name Trapa is derived from the Latin word for "thistle," calcitrappa, as also is the common name water caltrop, caltrop meaning a spiked antipersonnel weapon.

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Caltrop Water caltrop Military science Eleocharis dulcis Food and drink Area denial weapons Invasive plant species Fortification War Chestnut Spike Thistle Health Medical Pharma Health Medical Pharma
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