Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: encephalitis lethargica
  1. An encephalitis that was epidemic between 1915 and 1926; symptoms include paralysis of the extrinsic eye muscle and extreme muscular weakness
    - sleeping sickness, sleepy sickness, epidemic encephalitis, lethargic encephalitis

Type of: cephalitis, encephalitis, phrenitis [archaic]

Encyclopedia: Encephalitis lethargica