Definition of “toxin” - English Dictionary

british dictionary

“toxin” in British English

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toxinnoun [ C ]

uk /ˈtɒk.sɪn/ us /ˈtɑːk.sɪn/

Examples

  • A poison that exists naturally in an insect or animal, and which is often introduced into the victim by biting or stinging, is known as a venom, while one in a plant is generally known as a toxin.
  • Plant toxins range from those that simply bother the skin to those that cause pain or death when eaten.
  • Until the advance of the science of chemistry in the 19th century, most poisons used by humans were either venoms or toxins.

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

“toxin” in American English

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toxinnoun [ C ]

us /ˈtɑk·sɪn/

biology a poisonous substance, esp. one that is produced by bacteria and causes disease

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