chiliasm Meaning, Definition & Usage

  1. noun belief in the Christian doctrine of the millennium mentioned in the Book of Revelations
    millenarianism; millenarism; millenniumism.

WordNet

Chil"i*asm noun
Etymology
Gr. , fr. . See Chiliad.
Definitions
  1. The millennium.
  2. The doctrine of the personal reign of Christ on earth during the millennium.

Webster 1913