• synonyms

sleeping sickness

[slee-ping sik-nis]
See more synonyms for sleeping sickness on Thesaurus.com
noun Pathology.
  1. Also called African sleeping sickness, African trypanosomiasis. a generally fatal disease, common in parts of Africa, characterized by fever, wasting, and progressive lethargy: caused by a parasitic protozoan, Trypanosoma gambiense or T. rhodesiense, that is carried by a tsetse fly, Glossina palpalis.
  2. Also called epidemic encephalitis, lethargic encephalitis. a viral disease affecting the brain, characterized by apathy, sleepiness, extreme muscular weakness, and impairment of vision.
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Also British, sleep·y sick·ness.

Origin of sleeping sickness

First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sleeping sickness

Historical Examples

  • The hostess suggests that your friend may have the sleeping-sickness.

    Of All Things

    Robert C. Benchley

  • She was always talking to them about the "sleeping-sickness" and things o' that kind.

    The Unknown

    W.W. Jacobs

  • Among the well-known human diseases of protozoan origin are malaria, amoebic dysentery, and sleeping-sickness.

British Dictionary definitions for sleeping sickness

sleeping sickness

  1. Also called: African sleeping sickness an African disease caused by infection with protozoans of the genus Trypanosoma, characterized by fever, wasting, and sluggishness
  2. Also called (esp formerly): sleepy sickness an epidemic viral form of encephalitis characterized by extreme drowsinessTechnical name: encephalitis lethargica
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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

sleeping sickness in Medicine

sleeping sickness

sleeping sickness in Science

sleeping sickness