All 4 Uses

revelation
in
Something Wicked This Way Comes
(Edited)

It was the possible bitterness of revelation.
Part 2 *

revelation = something previously unknown; or making such a thing known
Revelation!
Part 2

revelation = something previously unknown
And while the wave of applause came in, crashed, and went back down the shore, he looked again to the maze, where the sensed but unseen shadow-shapes of Will and Jim were filed among titanic razor blades of revelation and illusion, then back to the Medusa gaze of Mr. Dark, swiftly reckoned with, and on to the stitched and jittering sightless nun of midnight, sidling back still more.
Part 3

revelation = something previously unknown; or making such a thing known
They were so old, so very old, and got much older the farther away they marched, wildly gesticulating, as Dad threw up his hands to fend off the revelation, this wild image repeated to insanity.
Part 3

Definitions:

(1) (revelation)
something that was previously unknown (and typically surprising); or making such a thing known
(2) (meaning too rare to warrant focus)
As a proper noun, Revelation refers to the last book of the Bible with visionary descriptions of the End of Days. It can also refer to things revealed religiously rather than via logic.