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Definition

Alcoholism, or alcohol dependence, is described in the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV) as "A maladaptive pattern of alcohol use, leading to clinically significant impairment or distress."

That maladaptive pattern is manifested, according to the DSM-IV, by the following behaviors occurring any time within one 12-month period:

• tolerance for alcohol
• withdrawal from alcohol
• alcohol taken in larger amounts and over a longer period of time than was intended
• persistent desire or unsuccessful efforts to cut down or control alcohol use
• much time spent in activities necessary to obtaining alcohol
• various important activities, for example, in socializing or at work, are given up or reduced because of alcohol use
• alcohol use continued regardless of...