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African trypanosomiasis

noun, Pathology
1.

sleeping sickness

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.
Also, British, sleepy sickness.
Origin
1870-1875
1870-75
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for african-trypanosomiasis

sleeping sickness

noun
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 drowsiness Technical name encephalitis lethargica
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
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african-trypanosomiasis in Medicine

African trypanosomiasis n.
Either of two types of an often fatal, endemic infectious disease of humans and animals in tropical Africa: Gambian trypanosomiasis or Rhodesian trypanosomiasis.

sleeping sickness n.
See encephalitis lethargica.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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african-trypanosomiasis in Science
sleeping sickness
  (slē'pĭng)   
  1. An often fatal protozoan infection prevalent in tropical Africa, caused by either of two trypanosomes spread by the bite of the tsetse fly and characterized by fever and extreme lethargy.

  2. Encephalitis that is caused by any of various viruses and is characterized by lethargy and extreme muscular weakness.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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