psychoactive substance

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psychoactive substance

A scientist carefully studies a psychoactive substance in a secure laboratory.

Definition
  1. Noun:
    • A psychoactive substance: A chemical substance that, when ingested or otherwise introduced into the body, alters mental processes, resulting in temporary changes in perception, mood, consciousness, cognition, or behavior.
Usage
  • This term is a formal, scientific, or clinical descriptor for a broad category of drugs. It is neutral in tone and focuses on the substance's effect on the brain and nervous system.
  • It is commonly used in medical, psychological, pharmacological, legal, and public health contexts.
Examples
  • Noun:
    • Caffeine is a widely consumed psychoactive substance.
    • The study focused on the long-term effects of various psychoactive substances.
    • Law enforcement works to control the distribution of illegal psychoactive substances.
Advanced Usage
  • "Psychoactive substance use disorder": A clinical diagnosis for a pattern of problematic use of such substances leading to significant impairment or distress.

    • He was diagnosed with a psychoactive substance use disorder.
  • "Psychoactive substance abuse": The harmful or hazardous use of such substances.

    • Public health campaigns aim to reduce psychoactive substance abuse.
Variants and Related Words
  • Psychotropic (adj): Often used interchangeably with "psychoactive" to describe drugs affecting the mind.

    • Psychotropic medication.
  • Drug (n): A more general term; all psychoactive substances are drugs, but not all drugs (e.g., antibiotics) are psychoactive.

  • Intoxicant (n): A substance that causes intoxication, often used for legal or common substances like alcohol.
Synonyms
  • Mind-altering drug
  • Psychotropic drug/agent
  • Hallucinogen (specifically for substances that primarily cause perceptual distortions, a subtype of psychoactive substances)
Related Phrases
  • Controlled substance: A drug whose manufacture, possession, and use are regulated by law, often because it is a psychoactive substance with potential for abuse.

    • Heroin is a controlled substance.
  • Recreational drug: A psychoactive substance used for non-medical, leisure purposes to alter consciousness.

    • Some people use cannabis as a recreational drug.
Related Concepts
  • Dependence: A state where the body or mind requires the psychoactive substance to function normally.
  • Tolerance: Needing increased amounts of a psychoactive substance to achieve the same effect.
  • Withdrawal: The unpleasant physical and psychological symptoms that occur when use of a psychoactive substance is reduced or stopped.
psychoactive substance

A scientist carefully studies a psychoactive substance in a secure laboratory.

Noun
  1. a drug that can produce mood changes and distorted perceptions