polioencephalopathy

[ pō′lē-ō-ĕn-sĕf′ə-lŏpə-thē ]

n.

Disease of the gray matter of the brain.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.