psychoactive
adjective Date: 1961 affecting the mind or behavior <
psychoactive drugs
>

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • 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 — Possessing the ability to alter mood, anxiety, behavior, cognitive processes, or mental tension; usually applied to pharmacologic agents. * * * psy·cho·ac·tive .sī kō ak tiv adj affecting the mind or behavior <psychoactive drugs> <THC is …   Medical dictionary

  • psychoactive — [[t]sa͟ɪkoʊæ̱ktɪv[/t]] ADJ Psychoactive drugs are drugs that affect your mind. Nicotine is a psychoactive drug …   English 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

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