Definition of encephalitis lethargica in English:

encephalitis lethargica

Syllabification: en·ceph·a·li·tis le·thar·gi·ca
Pronunciation: /enˌsefəˈlītis liˈTHärjikə


  • A form of encephalitis caused by a virus and characterized by headache and drowsiness leading to coma. Also called sleeping sickness.
    More example sentences
    • It tracks the research of two medical teams into the cause of encephalitis lethargica, a strange neurological condition causing coma and catatonia, of which there was a pandemic between 1917 and 1928.
    • We all know that memory may be obliterated by an injury to the brain, that a virtuous person may be rendered vicious by encephalitis lethargica, and that a clever child can be turned into an idiot by lack of iodine.
    • As a young man Milne had suffered from encephalitis lethargica.

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