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[stoo-per, styoo-] /ˈstu pər, ˈstyu-/
suspension or great diminution of sensibility, as in disease or as caused by narcotics, intoxicants, etc.:
He lay there in a drunken stupor.
mental torpor; apathy; stupefaction.
Origin of stupor
1350-1400; Middle English < Latin: astonishment, insensibility, equivalent to stup(ēre) to be numb or stunned + -or -or1
Related forms
stuporous, adjective
2. inertia, lethargy, daze. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for stupor
Contemporary Examples
Historical Examples
  • Amazed before, I stared at him now, in a stupor of astonishment.

    In Kings' Byways Stanley J. Weyman
  • He struggled out of his stupor to a sort of semi-consciousness.

    The Camp in the Snow William Murray Graydon
  • Consciousness in this case returned, but the patient again fell into stupor and died.

    Poisons: Their Effects and Detection Alexander Wynter Blyth
  • The stupor in which she had just listened to him was beginning to break up.

    Robert Elsmere Mrs. Humphry Ward
  • The Prince, astonished at the sudden change, listened to Jeanne with stupor.

    Serge Panine, Complete Georges Ohnet
British Dictionary definitions for stupor


a state of unconsciousness
mental dullness; torpor
Derived Forms
stuporous, adjective
Word Origin
C17: from Latin, from stupēre to be aghast
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 stupor

late 14c., from Latin stupor "insensibility, numbness, dullness," from stupere "be stunned" (see stupid).

Online Etymology Dictionary, © 2010 Douglas Harper
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stupor in Medicine

stupor stu·por (stōō'pər, styōō'-)
A state of impaired consciousness characterized by a marked diminution in the capacity to react to environmental stimuli.

stu'por·ous adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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