sleeping sickness

noun

Definition 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

Recent Examples of sleeping sickness from the Web

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First Known Use of sleeping sickness

1875


SLEEPING SICKNESS Defined for English Language Learners

sleeping sickness

noun

Definition of sleeping sickness for English Language Learners

  • : a tropical disease that causes fever, sleepiness, and usually death


Medical Dictionary

sleeping sickness

noun

medical Definition of sleeping sickness

1 : a serious disease that is prevalent in much of tropical Africa, is marked by fever, headache, protracted lethargy, confusion, sleep disturbances, tremors, and loss of weight, is caused by either of two trypanosomes (Trypanosoma brucei gambiense and T. b. rhodesiense), and is transmitted by tsetse flies called also African sleeping sickness
2 : any of various viral encephalitides or encephalomyelitides of which lethargy or somnolence is a prominent feature; especially : equine encephalomyelitis

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