noun (n)

• habitual intoxication; prolonged and excessive intake of alcoholic drinks leading to a breakdown in health and an addiction to alcohol such that abrupt deprivation leads to severe withdrawal symptoms(noun.state)

  Synonym:
  alcohol addiction, drunkenness, inebriation
  

  source: wordnet30
• an intense persistent desire to drink alcoholic beverages to excess(noun.motive)

  Synonym:
  dipsomania, potomania
  

  source: wordnet30
• A diseased condition of the system, brought about by the continued use of alcoholic liquors.(noun)

  source: webster1913