Meaning of polioencephalitis

po•li•o•en•ceph•a•li•tis

Pronunciation: (pō'lē-ō-en-sef"u-lī'tis), [key]
— n. Pathol.
  1. a disease characterized by inflammation of the gray matter of the brain.
  2. poliomyelitis affecting the cerebrum.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.