lethargic encephalitis


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Noun1.lethargic encephalitis - an encephalitis that was epidemic between 1915 and 1926lethargic encephalitis - an encephalitis that was epidemic between 1915 and 1926; symptoms include paralysis of the extrinsic eye muscle and extreme muscular weakness
cephalitis, encephalitis, phrenitis - inflammation of the brain usually caused by a virus; symptoms include headache and neck pain and drowsiness and nausea and fever (`phrenitis' is no longer in scientific use)