• synonyms


  1. a particular disease or malady.
  2. the state or an instance of being sick; illness.
  3. nausea; queasiness.
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Origin of sickness

before 1000; Middle English siknesse, seknesse, Old English sēocnesse. See sick1, -ness
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for sicknesses

Contemporary Examples

Historical Examples

  • Is she goin' to give up herself and her easy ways and her sicknesses for ye?

  • Sicknesses come thicker and thicker; friends are fewer and fewer.

    A Lamp to the Path

    W. K. Tweedie

  • But almost all are subject to bereavements, losses, sicknesses, and changes of fortune.



  • And some sicknesses are much different, and are not like to be so increased by it.

  • Surely our sicknesses he bore, and our pains he took as his burden.

    The Expositor's Bible

    George Adam Smith

British Dictionary definitions for sicknesses


  1. an illness or disease
  2. nausea or queasiness
  3. the state or an instance of being sick
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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 sicknesses



Old English seocnes "sickness, disease; a disease;" see sick (adj.) and -ness.

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Online Etymology Dictionary, © 2010 Douglas Harper

sicknesses in Medicine


  1. The condition of being sick; illness.
  2. A disease or an illness.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.