• synonyms


[bed-sawr, -sohr]
noun Pathology.
  1. an ulceration of the skin and subcutaneous tissue caused by poor circulation due to prolonged pressure on body parts, especially bony protuberances, occurring in bedridden or immobile patients; decubitus ulcer.
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Origin of bedsore

First recorded in 1860–65; bed + sore
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bed-sore

Historical Examples

  • Certain forms of bed-sore are also due to prolonged pressure.

    Manual of Surgery

    Alexis Thomson and Alexander Miles

  • With due watchfulness and care on the part of the nurse a bed-sore ought rarely to occur.

British Dictionary definitions for bed-sore


  1. the nontechnical name for decubitus ulcer
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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 bed-sore


"gangrene caused by anemia due to continued pressure," 1833, from bed (n.) + sore (n.)

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Online Etymology Dictionary, © 2010 Douglas Harper

bed-sore in Medicine


  1. A pressure-induced ulceration of the skin occurring in persons confined to bed for long periods of time.decubitus ulcer pressure sore
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.