from The American Heritage® Dictionary of the English Language, 5th Edition.

  • transitive verb To cause (someone) to be unable to think clearly or be sensitive to the surroundings; daze.
  • transitive verb To amaze; astonish.

from The Century Dictionary.

  • To make stupid or torpid; blunt the faculties of: deprive of sensibility by any means; make dull or dead to external influences: as, to be stupefied by a blow on the head, by strong drink, or by grief.
  • To deprive of mobility: said of a substance or material.
  • To become stupid or torpid; lose interest or sensibility; grow dull.

from the GNU version of the Collaborative International Dictionary of English.

  • transitive verb To make stupid; to make dull; to blunt the faculty of perception or understanding in; to deprive of sensibility; to make torpid.
  • transitive verb obsolete To deprive of material mobility.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb To dull the senses or capacity to think thereby reducing responsiveness; to dazzle.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • verb be a mystery or bewildering to
  • verb make dull or stupid or muddle with drunkenness or infatuation
  • verb make senseless or dizzy by or as if by a blow


from The American Heritage® Dictionary of the English Language, 4th Edition

[Middle English stupefien, from Old French stupefier, from Latin stupefacere : stupēre, to be stunned + facere, to make; see fact.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ultimately from Latin stupefaciō ("strike dumb, stun with amazement, stupefy"), from stupeō ("I am stunned, speechless") (English stupid, stupor) + faciō ("do, make").



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