• synonyms


  1. a harsh, grating, or creaking sound.
  2. Pathology. a harsh respiratory sound due to any of various forms of obstruction of the breathing passages.
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Origin of stridor

1625–35; < Latin strīdor, equivalent to strīd(ēre) (see strident) + -or -or1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for stridor

Historical Examples

  • Something extraordinary rent the air, dominating with its stridor the confused sounds of night.

    The Dead Command

    Vicente Blasco Ibez

British Dictionary definitions for stridor


  1. pathol a high-pitched whistling sound made during respiration, caused by obstruction of the air passages
  2. mainly literary a harsh or shrill sound
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Word Origin

C17: from Latin; see strident
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

Word Origin and History for stridor


1630s, from Latin stridor, from stridere (see strident).

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Online Etymology Dictionary, © 2010 Douglas Harper

stridor in Medicine


(strīdər, -dôr′)
  1. A high-pitched noisy sound occurring during inhalation or exhalation, a sign of respiratory obstruction.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.