Definition of “cactus” - English Dictionary

british dictionary

“cactus” in British English

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cactusnoun [ C ]

uk /ˈkæk.təs/ us /ˈkæk.təs/ plural cacti uk /ˈkæk.taɪ / us cactuses

Examples from literature

  • As we descended the long, winding road we passed many fine specimens of tree cactus. 
  • Cacti and semi-tropical bushes mingled with brush on the rounded side hills. 
  • Even the olive and the cactus, those fast friends of a worthless soil, had almost deserted the country. 
  • He fumbled for his knife and clumsily scraped the needles from a leaf of the cactus and sliced it in two. 
  • This they followed rapidly, crossing wide plains of sage brush and cactus throughout the day. 

(Definition of “cactus” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“cactus” in American English

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cactusnoun [ C ]

us /ˈkæk·təs/ plural cacti /ˈkæk·tɑɪ/ cactuses

any of a type of plant that grows in the desert, having thick stems for storing water and usually spines (= sharp points)

(Definition of “cactus” from the Cambridge Academic Content Dictionary © Cambridge University Press)