lethargic encephalitis

Từ điển WordNet v3.1 - WordNet Dictionary

noun

an encephalitis that was epidemic between 1915 and 1926;
symptoms include paralysis of the extrinsic eye muscle and extreme muscular weakness
• Syn:
sleeping sickness, sleepy sickness, epidemic encephalitis, encephalitis lethargica
• Hypernyms:
encephalitis, cephalitis, phrenitis