1. [ noun ] (botany) any spiny succulent plant of the family Cactaceae native chiefly to arid regions of the New World
Related terms: succulent pitahaya_cactus living_rock saguaro night-blooming_cereus chichipe echinocactus hedgehog_cereus epiphyllum barrel_cactus Easter_cactus night-blooming_cereus mescal coryphantha mammillaria feather_ball garambulla Knowlton's_cactus nopal prickly_pear cholla mistletoe_cactus Christmas_cactus night-blooming_cereus crab_cactus rattail_cactus rainbow_cactus Cactaceae
Similar spelling:   caustic