English Lexicon

Contamination

/kənˌtæm.ɪˈneɪ.ʃən/
nounCEFR C1 (Advanced)Top #4500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    The action of making something impure by exposure to or addition of a poisonous or polluting substance.

    "The contamination of the water supply led to a public health crisis."
  2. 2

    The state of being contaminated.

    "The soil showed signs of contamination due to industrial waste."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the Latin contaminatus, past participle of contaminare, meaning 'to defile or taint', originating from contact (con- together + tangere to touch). The term entered English in the 16th century initially relating to moral defilement before expanding into scientific, medical, and industrial contexts denoting the introduction of impurities.

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