millennium

/mɪˈlɛniəm/
noun
  1. A period of one thousand years.
    • Scientists study ice cores to understand climate changes over the past millennium.
    • The temple has stood for nearly a millennium.
    • The ancient civilization thrived for over a millennium.
  2. The anniversary of a thousand years, especially the year 2000 CE.
    • People around the world celebrated the millennium with fireworks and parties.
    • She was born just before the millennium, in 1999.
    • The city built a new park to mark the millennium.
  3. A future period of peace and happiness, especially in religious belief.
    • Some groups believe a golden millennium will follow a time of great change.
    • The prophecy spoke of a millennium of harmony among all people.
    • He wrote a book about the idea of a coming millennium of justice.
Synonyms
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