| addictive drug | Any drug that creates a certain degree of euphoria and has a strong potential for addiction. (05 Mar 2000) |
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| behaviour, addictive | The observable, measurable, and often pathological activity of an organism that portrays its inability to overcome a habit resulting in an insatiable craving for a substance or for performing certain acts. The addictive behaviour includes the emotional and physical overdependence on the object of habit in increasing amount or frequency. (12 Dec 1998) |
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