Definition of undeceive in US English:



[with object]
  • Tell (someone) that an idea or belief is mistaken.

    ‘they took her for a nun and Mary said nothing to undeceive them’
    • ‘For the meaning of the word, just as Wittgenstein wanted us to believe (in order that we might be undeceived about how our words work), lies in its use in the language.’
    • ‘That thought of being so scared and undeceived, strangely shuddering with doubt gave her a rude awakening to something she never had experienced before.’
    • ‘In light of that contention, it would seem that a culture that could not gain the uncoerced and undeceived adherence of enough individuals to survive would have no moral claim to its continuation.’
    disillusioned, disappointed, let down, fed up, dissatisfied, discontented, disabused, undeceived, set straight
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