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undeceive

American  
[uhn-di-seev] / ˌʌn dɪˈsiv /

verb (used with object)

undeceived, undeceiving
  1. to free from deception, fallacy, or mistake.


undeceive British  
/ ˌʌndɪˈsiːv /

verb

  1. (tr) to reveal the truth to (someone previously misled or deceived); enlighten

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of undeceive

First recorded in 1590–1600; un- 2 + deceive

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“I am laboring industriously to undeceive the people,” one optimistic officer wrote from Arkansas.

From Textbooks Jan. 18, 2018

Howard agrees but, as headwaiter to girl, he dares not undeceive her.

From Time Magazine Archive

It announced that British Broadcasting Corporation would begin to send out "straight news" in seven languages to undeceive misinformed mankind.

From Time Magazine Archive

During the meal she was quiet and cool: but I could not undeceive her then.

From "Jane Eyre" by Charlotte Brontë

Here Adeline changed colour, overcome with the consciousness that she ought to undeceive her, and the sense of the difficulty of doing so.

From Adeline Mowbray or, The Mother and Daughter by Opie, Amelia Alderson

But this is what surely gives Jhabvala’s work its rare gleam: the undeceived clarity of the eternal outsider, immersed yet apart.

From New York Times Jan. 3, 2019

Her treatment of her main two characters, survivors Toby and Ren, and of God’s Gardeners, a sect dedicated to preserving the besieged natural world, is Atwood at her best: cool-headed, warm-hearted, funny, smart and undeceived.

From The Guardian Jan. 19, 2017

The first is why this worldly, witty, undeceived man spent forty years, off and on, conducting séances with the spirit world through the medium of a cheap Ouija board.

From The New Yorker Apr. 6, 2015

To the undeceived reader, there are other hints of fictional cross-dressing.

From The Guardian Jul. 18, 2013

“Bed,” said an undeceived Mrs. Weasley at once.

From "Harry Potter and the Half-Blood Prince" by J.K. Rowling

“The old man paused and then continued, ‘If you will unreservedly confide to me the particulars of your tale, I perhaps may be of use in undeceiving them.

From "Frankenstein" by Mary Shelley

It seemed, in those days, an El Dorado as true and undeceiving as it was evidently inexhaustible.

From The Uncollected Writings of Thomas de Quincey—Vol. 1 With a Preface and Annotations by James Hogg by Hogg, James

There was no use in undeceiving them as to my real rank and station.

From Confessions Of Con Cregan An Irish Gil Blas by Lever, Charles James

But the awful penalty of the island's undeceiving!

From The Manxman A Novel - 1895 by Caine, Hall, Sir

There is, further the process of undeceiving, inseparable from the prosecution of any ideal purpose.

From Principles of Political Economy, Vol. II by Roscher, Wilhelm

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