revelation Meaning, Definition & Usage

  1. noun the speech act of making something evident
    revealing; disclosure.
  2. noun an enlightening or astonishing disclosure
  3. noun communication of knowledge to man by a divine or supernatural agency
    divine revelation.
  4. noun the last book of the New Testament; contains visionary descriptions of heaven and of conflicts between good and evil and of the end of the world; attributed to Saint John the Apostle
    Revelation of Saint John the Divine; Apocalypse; Book of Revelation.

WordNet

Rev`e*la"tion noun
Etymology
F. révélation, L. revelatio. See Reveal.
Definitions
  1. The act of revealing, disclosing, or discovering to others what was before unknown to them.
  2. That which is revealed.
  3. (Theol.) (a) The act of revealing divine truth. (b) That which is revealed by God to man; esp., the Bible.
    By revelation he made known unto me the mystery, as I wrote afore in few words. Eph. iii. 3.
  4. Specifically, the last book of the sacred canon, containing the prophecies of St. John; the Apocalypse.

Webster 1913