african sleeping sicknesses

Science Dictionary
sleeping sickness   (slē'pĭng)  Pronunciation Key 
  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.


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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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