English Lexicon

Toxic Dose

/ˈtɒk.sɪk doʊs/
nounCEFR C1 (Advanced)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    The amount of a substance that can cause harmful effects or poisoning in an organism.

    "The toxic dose of the drug varies significantly between individuals."
  2. 2

    A specific quantity of a toxic substance that leads to adverse health effects.

    "Researchers determined the toxic dose of the chemical in laboratory tests."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'toxic' originates from the Greek word 'toxikon', meaning 'poison', which evolved through Latin into Middle English. 'Dose' comes from the Latin 'dosis', meaning 'a giving', which has been used in medical contexts since the 17th century.

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