noun
millenarianism; millennialism; chiliasm
A theological term referring to the belief in a future thousand-year reign of Christ or a golden age. Used in Christian eschatology and religious studies.
至福千年説は、キリスト教の終末論の一部として議論される。
Millenarianism is discussed as part of Christian eschatology.
千年王国 refers to the 'millennial kingdom' itself, while 至福千年説 is the doctrine or belief about that kingdom.
Compound of 至福 (shifuku, 'supreme bliss') + 千年 (sennen, 'thousand years') + 説 (setsu, 'theory/doctrine'). A direct translation of the Western theological concept of millenarianism.