narcotic
US /nɑːrˈkɑːt̬.ɪk/
UK /nɑːrˈkɑːt̬.ɪk/
1.
a drug that produces numbness or stupor; often addictive and illegal
:
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The doctor prescribed a strong narcotic for the patient's severe pain.
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Illegal narcotics are a major problem in many cities.
1.
relating to or denoting narcotics
:
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The patient was given a narcotic dose to help them sleep.
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The plant has a strong narcotic effect.