Definition of contamination in English:



mass noun
  • The action or state of making or being made impure by polluting or poisoning.

    ‘the risk of contamination by dangerous bacteria’
    figurative ‘the contamination of his morals’
    • ‘What concerns us here is the possible contamination of this steel waste, and its potential threat to the environment.’
    • ‘An important part of the segregation process is avoiding any possible contamination of the grain.’
    • ‘Older artists cultivated by an ultraconservative Arts Council, viewed these forages into community art and politics as a contamination of the artistic canon.’
    • ‘Blood extracts provide proteins that are widely used for vaccines, but possible viral contamination is a major concern.’
    • ‘The factory used mercury formulate, which created very high levels of mercury contamination in the canal.’
    • ‘The government has developed a proposed regime for separation distances between crops, to avoid cross pollination or contamination.’
    • ‘Excess phosphorus in soil is linked to water contamination.’
    • ‘Concerns about water quality are most commonly related to its microbial contamination.’
    • ‘Using rooting cubes avoids insect, fungus, or nematode contaminations, which can occur even on fumigated nursery land.’
    • ‘Most instances of groundwater contamination are due to leaching of herbicides from loading or disposal sites.’