polioencephalitis

[ poh-lee-oh-en-sef-uh-lahy-tis ]

noun

, Pathology.

1. a disease characterized by inflammation of the gray matter of the brain.
2. poliomyelitis affecting the cerebrum.

Word History and Origins

Origin of polioencephalitis¹

1880–85; < New Latin < Greek polió ( s ) gray + New Latin encephalitis encephalitis