• WordNet 3.6
    • v undeceive free from deception or illusion
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Webster's Revised Unabridged Dictionary
    • v. t Undeceive To cause to be no longer deceived; to free from deception, fraud, fallacy, or mistake.
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Century Dictionary and Cyclopedia
    • undeceive To free from deception, cheat, fallacy, or mistake; open one's eyes.
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Chambers's Twentieth Century Dictionary
    • v.t Undeceive un-dē-sev′ to free from deception or mistake
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Webster's Revised Unabridged Dictionary
1st pref. un-, + deceive,


In literature:

But I'm bound in common courtesy to take your sincerity for granted until you undeceive me.
"The Princess Virginia" by C. N. Williamson
And now she could not undeceive the woman, for she did not know where to find her.
"Name and Fame" by Adeline Sergeant
And though we know that it speaks falsely we have no power to undeceive it.
"Tante" by Anne Douglas Sedgwick
Your letter was necessary to undeceive me.
"Pepita Ximenez" by Juan Valera
I didn't undeceive him.
"My Secret Life, Volumes I. to III." by Anonymous
This, of course, Bridgar thought, was Radisson's fort, and Captain Gillam did not dare to undeceive him.
"The "Adventurers of England" on Hudson Bay" by Agnes C. (Agnes Christina) Laut
It was useless to try to undeceive him.
"The International Spy" by Allen Upward
Well, I just thought I would undeceive them by writing you a letter.
"Birds, Illustrated by Color Photography, Vol. II, No 3, September 1897" by Various
Let me completely undeceive you.
"The Works of Robert Louis Stevenson - Swanston Edition Vol. 5 (of 25)" by Robert Louis Stevenson
Monsieur St. Gille thought it now high time to undeceive the good fathers.
"Apparitions; or, The Mystery of Ghosts, Hobgoblins, and Haunted Houses Developed" by Joseph Taylor

In news:

"What like a bullet can undeceive".