noun
millenarianism; millennialism; chiliasm
A theological term referring to the belief in a future thousand-year reign of Christ on earth, or more broadly any belief in a coming ideal society. Used in academic or religious contexts.
千年王国説はキリスト教の終末論の一部です。
Millenarianism is a part of Christian eschatology.
中世ヨーロッパでは千年王国説を唱える運動がいくつか現れた。
In medieval Europe, several movements advocating millennialism appeared.