Substance-abuse
noun
1.
long-term, pathological use of alcohol or drugs, characterized by daily intoxication, inability to reduce consumption, and impairment in social or occupational functioning; broadly, alcohol or drug addiction.
substance abuse n.
Excessive use of a potentially addictive substance, especially one that may modify body functions, such as alcohol and drugs. Also called chemical abuse.
substance abuser n.
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substand. substandard
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