sleeping sickness
sleeping sickness
nounDefinition of SLEEPING SICKNESS
1
: a serious disease that is prevalent in much of tropical Africa, is marked by fever, headache, lethargy, confusion, and sleep disturbances, and is caused by either of two trypanosomes (Trypanosoma brucei gambiense and T. b. rhodesiense) transmitted by tsetse flies
2
: any of various viral encephalitides or encephalomyelitides of which lethargy or somnolence is a prominent feature
See First Known Use of SLEEPING SICKNESS
1875
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