millennialism

/mɪˈlɛniəˌlɪzəm/
noun
  1. A belief, especially in some Christian traditions, that there will be a future period of peace and righteousness lasting one thousand years, often associated with the return of Christ.
    • The preacher's teachings were rooted in millennialism and the hope for a golden age.
    • Millennialism has influenced many religious movements throughout history.
    • Scholars study millennialism to understand how people imagine the future.
  2. Any belief in a coming major transformation or utopian era, often lasting a thousand years or symbolically representing a perfect age.
    • The novel explores themes of millennialism and the end of the world.
    • Environmental millennialism predicts a future of harmony between humans and nature.
    • Some political ideologies have a form of millennialism, promising a perfect society.
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