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Definition of substance abuse noun from the Oxford Advanced Learner's Dictionary

substance abuse

noun
 
/ˈsʌbstəns əbjuːs/
 
/ˈsʌbstəns əbjuːs/
[uncountable]
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  1. the habit of taking too much of a harmful drug or drinking too much alcohol
    • a treatment centre for substance abuse
See substance abuse in the Oxford Advanced American Dictionary
trait
noun
 
 
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