1. The belief that Christ will return to Earth and establish a kingdom lasting one thousand years.
Usage: religious; theological
2. The belief in or expectation of a future golden age or utopian period, especially one believed to be imminent.
Usage: broader usage

Examples

• Early Christian millenarianism shaped expectations about the end times.
• The movement's millenarianism promised a perfect society just around the corner.
• Medieval millenarianism influenced apocalyptic literature and art.
• Some scholars trace modern utopianism back to religious millenarianism.
• The group's millenarianism led them to prepare for a coming transformation of the world.
• Millenarianism has appeared in various forms across different cultures and religions.