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psy·cho·ac·tive (si″ko-akґtiv) psychotropic.Medical dictionary. 2011.
psychoactive — adj. Altering brain chemistry to affect mood, perception, and behavior. Synonymous with psychotropic The Essential Law Dictionary. Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008 … Law dictionary
psychoactive — 1961, from PSYCHO (Cf. psycho ) + ACTIVE (Cf. active) … Etymology dictionary
psychoactive — [sī΄kōak′tiv] adj. designating or of a drug, chemical, etc. that has a specific effect on the mind … English World dictionary
psychoactive — [[t]sa͟ɪkoʊæ̱ktɪv[/t]] ADJ Psychoactive drugs are drugs that affect your mind. Nicotine is a psychoactive drug … English dictionary
psychoactive — adjective Date: 1961 affecting the mind or behavior < psychoactive drugs > … New Collegiate Dictionary
psychoactive — /suy koh ak tiv/, adj. of or pertaining to a substance having a profound or significant effect on mental processes: a psychoactive drug. [1960 65; PSYCHO + ACTIVE] * * * … Universalium
psychoactive — adj. Psychoactive is used with these nouns: ↑drug, ↑substance … Collocations dictionary
psychoactive — psy|cho|ac|tive [ˌsaıkəuˈæktıv US kou ] adj psychoactive drugs have an effect on your mind … Dictionary of contemporary English
psychoactive — psy|cho|ac|tive [ ,saıkou æktıv ] adjective a psychoactive drug affects a person s mental state and often their behavior … Usage of the words and phrases in modern English
psychoactive — UK [ˌsaɪkəʊˈæktɪv] / US [ˌsaɪkoʊˈæktɪv] adjective a psychoactive drug affects a person s mental state and often their behaviour … English dictionary
