encephalitislethargica

encephalitis le·thar·gi·ca (lə-thärʹjĭ-kə) n.

A viral epidemic encephalitis marked by apathy, paralysis of the extrinsic eye muscle, and extreme muscular weakness. It occurred in various parts of the world between 1915 and 1926. Also called sleeping sickness, sleepy sickness.

  [New Latin encephalītis lēthargica: encephalītis, encephalitis + Latin lēthargica, feminine of lēthargicus, sleepy.]

* * *