pollution

  1. Noun.  The act of polluting or the state of being polluted, especially the contamination of the environment by harmful substances.
  2. Noun.  Something that pollutes; a pollutant.
  3. Noun.  (archaic) Physical defilement.
  4. Noun.  (medicine, obsolete) The emission of semen at other times than in sexual intercourse.

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This entry was last updated on RefTopia from its source on 3/20/2012.