Definition of sleepy sickness in English:

sleepy sickness

Line breaks: sleepy sick|ness

noun

[mass noun] British
  • Encephalitis lethargica, a brain infection causing drowsiness and sometimes coma. See also sleeping sickness.
    More example sentences
    • Lieberman suggests that he caught encephalitis when in military hospital in 1918, the time of the worldwide ‘sleepy sickness ' epidemic.
    • It may result in sleepy sickness and will decrease colostrum/milk production.
    • African sleepy sickness is still loose in some parts of Africa.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day maelstrom
Pronunciation: ˈmālˌsträm
noun
a powerful whirlpool in the sea