Additionally, the water chestnuts discussed in this article are not to be confused with water caltrops (Trapa natans). The water caltrop is distinguishable from the water chestnut by its trapezoidal ...

The book’s cover image reflects the internal shape of the novel: a caltrop. That’s an ancient military weapon that looks like a child’s jack with sharp points; the Romans used them to deter elephants, ...

Water caltrop (known also as water chestnut), practically forgotten today, would be eaten as well as shoots of calamus, which, thanks to its sweet taste, was a snack especially popular among children.

30 caliber machine gun in each fender, wheel-hub mounted tire-slashers, a raising rear bullet-proof screen, an in-dash radar tracking scope, oil, caltrop and smoke screen dispensers, revolving ...

When unfolded, it becomes a fan and can be used as a shield. * Fashioning “makibishi” (Japanese version of caltrop): Split old bamboo into thin strips and lash them together either in ...