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Definition of conspiracy theory noun from the Oxford Advanced Learner's Dictionary

conspiracy theory

noun
 
/kənˈspɪrəsi θɪəri/
 
/kənˈspɪrəsi θiːəri/,
 
/kənˈspɪrəsi θɪri/
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  1. the belief that a secret but powerful organization is responsible for an event
    • They sought to account for the fatal crash in terms of a conspiracy theory.
    • A lot of people subscribe to the conspiracy theory.
trait
noun
 
 
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