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1. A drug synthesized to have properties similar to a known hallucinogen or narcotic but having a slightly altered chemical structure, usually in order to evade restrictions against illegal substances.
2. A drug that is synthesized, especially by genetic engineering, in order to treat a specific medical condition or a specific patient population.
1. (Recreational Drugs) any of various narcotic or hallucinogenic substances manufactured illegally from a range of chemicals
2. (Pharmacology) med a drug designed to act on a specific molecular target
a drug produced by a minor modification in the chemical structure of an existing drug, resulting in a new substance with similar pharmacological effects.
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|Noun||1.||designer drug - a psychoactive drug deliberately synthesized to avoid anti-drug laws; mimics the effects of a banned drug; law was revised in 1986 to ban designer drugs|