Definition of toxicity in English:



mass noun
  • The quality of being toxic or poisonous.

    ‘the toxicity of a drug depends on its dosage’
    count noun ‘no toxicities or adverse reactions have been reported’
    • ‘The effects of low levels of lead toxicity in humans may not be obvious.’
    • ‘No signs of copper toxicity appeared at doses up to 6 grams.’
    • ‘The label will provide information on the toxicity of the active ingredients.’
    • ‘The heat kills the bacteria, which reduces toxicity.’
    • ‘Early symptoms of chronic vitamin A toxicity include thinning of the hair and eyebrows.’
    • ‘Governments worldwide are calling for a reduction in the quantity and toxicity of waste water.’
    • ‘You are right in saying that these drugs have potentially serious toxicities.’
    • ‘Ninety-seven percent of all toxicities occurred within 60 days of starting the treatment.’
    • ‘They worry about the long-term toxicities of the drugs they now take.’
    • ‘In an immediate sense, it was safe with massive doses producing no acute toxicity in animals.’