POLLUTION

• (noun) the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors

  synonyms : contamination

• (noun) the state of being polluted

  synonyms : befoulment , defilement

• (noun) undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities

WordNet® 3.0, © 2006 by Princeton University.

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