a person who makes a revelation.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use revelator in a sentence
John the revelator beheld in vision this scene of primeval conflict between the hosts of unembodied spirits.The Vitality of Mormonism--Brief Essays | James E. Talmage
Like the Babylon of the revelator, it is "the hold of every foul spirit, and a cage of every unclean and hateful bird."Popular Amusements | J. T. Crane
Even John the revelator took a material view of hell, and described it as a ‘lake of fire and brimstone.’A Book Written by the Spirits of the So-Called Dead | C. G. Helleberg
The sermon, however, was almost wholly about John the "revelator," and not on the text at all.
It may be the discovery of a plot for your damage, in which the revelator does not care to take the responsibility of a witness.Around The Tea-Table | T. De Witt Talmage