Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cactus

1 sense of cactus

Sense 1
cactus -- (any succulent plant of the family Cactaceae native chiefly to arid regions of the New World and usually having spines)
       => succulent -- (a plant adapted to arid conditions and characterized by fleshy water-storing tissues that act as water reservoirs)