alcoholic
al·co·hol·ic
I
 /ˌælkəˈhɑːlık/  adj  
  1 [more ~; most ~] : of, containing, or caused by alcohol
   an alcoholic odor
   alcoholic drinks/beverages
   a slightly more alcoholic wine
   alcoholic liver disease
  2 : affected with alcoholism
   She has an alcoholic uncle.
  al·co·hol·i·cal·ly /ˌælkəˈhɑːlıkli/  adv  
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II
  noun  ,  pl   -ics [  count  ]
  : a person who frequently drinks too much alcohol and is unable to live a normal and healthy life : a person who is affected with alcoholism
   Her uncle is an alcoholic.
   a recovering alcoholic