noun
cactus of the genus Echinocactus having stout sharp spines
• Hypernyms: ↑echinocactus, ↑barrel cactus
* * *
noun : any of several cacti with stout sharp spines: as
a. : a cactus of the genus Echinocactus
* * *
any of various rounded, usually spiny cacti of the genus Echinocereus, of the southwestern U.S. and Mexico, having bell-shaped flowers that close at night.
[1875-80, Amer.]
Useful english dictionary. 2012.