Adventism

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The Adventist Christian movement founded by William Miller in 19th-century United States. uncountable
  2. 2
    any Christian religion that believes the second coming of Christ is imminent wordnet
  3. 3
    Any of several related movements. uncountable

Etymology

From Advent + -ism.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.