Contaminant

//kənˈtamɪnənt// noun

Definitions

Noun
  1. 1
    That which contaminates; an impurity; foreign matter.

    "Put the lid on the jar to keep contaminants out."

  2. 2
    a substance that contaminates wordnet

Etymology

Borrowed from French contaminant, present participle of contaminer (“to contaminate”), from Latin contāmināre. By surface analysis, contaminate + -ant.

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