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  1. CONSPIRACY Definition & Meaning - Merriam-Webster

    conspiracy implies a secret agreement among several people usually involving treason or great treachery.

  2. List of conspiracy theories - Wikipedia

    Conspiracy theorists claim that government agents are utilizing directed-energy weapons and electronic surveillance to harass members of the population. Theorists often cite research into psychotronic …

  3. CONSPIRACY | English meaning - Cambridge Dictionary

    CONSPIRACY definition: 1. the activity of secretly planning with other people to do something bad or illegal: 2. a…. Learn more.

  4. Conspiracy theory | Definition, Examples, & Facts | Britannica

    Mar 4, 2026 · Conspiracy theory, an attempt to explain harmful or tragic events as the result of the actions of a small powerful group. Such explanations reject the accepted narrative surrounding those …

  5. CONSPIRACY definition in American English | Collins English Dictionary

    A conspiracy is an agreement between a group of people which other people think is wrong or is likely to be harmful. It's all part of a conspiracy to dispense with the town center altogether and move …

  6. conspiracy noun - Definition, pictures, pronunciation and usage notes ...

    a secret plan by a group of people to do something harmful or illegal. They were charged with conspiracy to murder. He's the sort of person who sees a conspiracy around every corner. I …

  7. Who’s immune to conspiracy theories? - University of Rochester

    Jul 3, 2025 · Conspiracy theories are built on circumstantial evidence, anomalies, or perceived cover-ups without verifiable proof. The internet—and particularly social media—has contributed to the …

  8. What Are Conspiracy Theories? - Verywell Mind

    Dec 15, 2025 · Learn about the history of conspiracy theories, theories about why we believe in them, and some examples of well-known conspiracy theories.

  9. Conspiracy Theories - Psychology Today

    Conspiracy theories abound throughout history, especially in times of crisis, such as the worldwide Covid-19 pandemic.

  10. CONSPIRACY Definition & Meaning | Dictionary.com

    What does conspiracy mean? Conspiracy most commonly means a secret plan by multiple people to do something evil or illegal. Conspiracy can also refer to the act of making such plans—the act of …