noun (n)

• the state of being polluted(noun.state)

  Synonym:
  befoulment, pollution
  

  source: wordnet30
• The protection of the interior walls of a fortification from an enfilading fire, as by covering them, or by a high parapet on the exposed side.(noun)

  source: webster1913
• The act of defiling, or state of being defiled, whether physically or morally; pollution; foulness; dirtiness; uncleanness.(noun)

  source: webster1913