noun Theology.
- the doctrine of Christ’s expected return to reign on earth for 1000 years; millennialism.
noun
- Christian theol another term for millenarianism, millennium
c.1600, from Latinized form of Greek khiliasmos, from khilias, from khilioi “a thousand, the number 1,000,” of unknown origin; supposed by some to be related to Latin mille. The doctrine of the millennium, the opinion that Christ will reign in bodily presence on earth for 1,000 years. Related: Chiliast; chiliastic.