• Webster's Revised Unabridged Dictionary
    • n Unriddler One who unriddles.
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Century Dictionary and Cyclopedia
    • n unriddler One who unriddles anything; one who explains an enigma.
    • ***


In literature:

He was determined to unriddle the mystery of the bookshop.
"The Haunted Bookshop" by Christopher Morley
Unriddle your riddle, sir, if it pleases you, and say how you saw and knew one that you never heard speech of.
"A Monk of Fife Being the chronicle written by Norman Leslie of Pitcullo, concerning marvellous deeds that befell in the realm of France, in the years of our redemption, MCCCCXXIX-XXXI. Now first done into English out of the French" by Andrew Lang
There is still lacking a complete unriddling of the three-cornered game of diplomacy played in America in March and April, 1861.
"Lincoln" by Nathaniel Wright Stephenson
The riddle is unriddled.
"The Prince and The Pauper, Complete" by Mark Twain (Samuel Clemens)
You alone can unriddle the riddle.
"Other Things Being Equal" by Emma Wolf
We do not propose to unriddle this mystery, but to show that the most recent and industrious endeavour to solve the problem is unsuccessful.
"The Valet's Tragedy and Other Stories" by Andrew Lang
Phineas Finn was bent on unriddling the Irish sphinx.
"The Prime Minister" by Anthony Trollope
But bethink you of them, and you will unriddle them for yourself, perhaps.
"Bardelys the Magnificent" by Rafael Sabatini
Whoever can unriddle that mystery?
"The History of Henry Esmond, Esq." by W. M. Thackeray
Melbourne, and only Melbourne, could unriddle it for me.
"Following the Equator, Complete" by Mark Twain (Samuel Clemens)