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[stoo-puh-fahy, styoo-] /ˈstu pəˌfaɪ, ˈstyu-/
verb (used with object), stupefied, stupefying.
to put into a state of little or no sensibility; benumb the faculties of; put into a stupor.
to stun, as with a narcotic, a shock, or a strong emotion.
to overwhelm with amazement; astound; astonish.
Origin of stupefy
1590-1600; < Middle French stupefierLatin stupefacere to benumb, equivalent to stupe-, stem of stupēre to be numb or stunned + facere to make, do1; see -fy
Related forms
[stoo-puh-fahyd-nis, -fahy-id-, styoo-] /ˈstu pəˌfaɪd nɪs, -ˌfaɪ ɪd-, ˈstyu-/ (Show IPA),
stupefier, noun
stupefyingly, adverb
unstupefied, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for stupefied
Historical Examples
  • She went slowly from the room, and he remained staring, stupefied.

    The Fortune Hunter Louis Joseph Vance
  • I was stupefied and desperate afterwards on hearing all that people told me.

    My Double Life Sarah Bernhardt
  • She was a foreigner, but spoke French so perfectly that I was stupefied.

    My Double Life Sarah Bernhardt
  • I must confess that I was stupefied with admiration for this plucky man.

    My Double Life Sarah Bernhardt
  • But she looked at the trees and was stupefied, for not a leaf was stirring.

  • He had, in truth, the dazed manner of one stupefied by some powerful narcotic.

    Ruggles of Red Gap Harry Leon Wilson
  • And this is what I had been stupefied to note: he was clean shaven!

    Ruggles of Red Gap Harry Leon Wilson
  • He, stupefied, watched her trotting to and fro, twisting about and singing as she went.

    His Masterpiece Emile Zola
  • Gagniere was stupefied; where the deuce could he have lost her?

    His Masterpiece Emile Zola
  • Then Claude, stupefied by that triumph, virtually forgot everything else.

    His Masterpiece Emile Zola
British Dictionary definitions for stupefied


verb (transitive) -fies, -fying, -fied
to render insensitive or lethargic
to confuse or astound
Derived Forms
stupefier, noun
stupefying, adjective
stupefyingly, adverb
Word Origin
C16: from Old French stupefier, from Latin stupefacere; see stupefacient
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
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Word Origin and History for stupefied



1510s (implied in past participle stupefact), from Middle French stupéfier, from Latin stupefacere "make stupid or senseless," from stupere "be stunned" (see stupid) + facere "to make" (see factitious).

Online Etymology Dictionary, © 2010 Douglas Harper
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