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toxicity

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English

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Etymology

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Etymology tree
Undeterminedder.?
Ancient Greek τόξον (tóxon)
Proto-Indo-European *-kos
Proto-Hellenic *-kos
Ancient Greek -κός (-kós)
Ancient Greek -ῐκός (-ĭkós)
Ancient Greek τοξῐκός (toxĭkós)
Ancient Greek τοξικόν (toxikón)der.
Latin toxicum
Proto-Indo-European *-kos
Proto-Italic *-kos
Latin -cus
Latin toxicusbor.
French toxiquebor.
English toxic
Proto-Indo-European *-teh₂
Proto-Indo-European *-ts
Proto-Indo-European *-teh₂ts
Latin -itāsder.
Old French -itebor.
Middle English -ite
English -ity
English toxicity

    From toxic + -ity.

    Pronunciation

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    Noun

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    toxicity (usually uncountable, plural toxicities)

    1. The quality or degree of being toxic.
      Synonyms: poisonousness, tox (clipping)
      drug toxicity
      liver toxicity
      social toxicity
      Researchers tested the toxicity of the chemical compound.
      The online discussion quickly descended into toxicity.
      High levels of mercury can cause severe toxicity.
      • 1898, Francis Edmund Anstie, Henry Lawson, The Practitioner, page 300:
        The toxicity of the various salts is different for different species of plant and animal life.
      • 2005, V. P. Singh, Metal Toxicity and Tolerance in Plants and Animals, Sarup & Sons, →ISBN, page 51:
        Thus far, toxicity of nickel to plants has been observed only on acid soils.

    Usage notes

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    Derived terms

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    Translations

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