
Inflammation of the gray matter of the brain, either of the cortex or of the central nuclei; as contrasted to inflammation of the white matter. ... Origin: polio-+ G. Enkephalos, brain, + -tis, inflammation ... (05 Mar 2000) ... 
Found on 
http://www.encyclo.co.uk/local/20973

(po″le-o-әn-sef″ә-li´tis) inflammatory disease of the gray matter of the brain. inferior polioencephalitis bulbar paralysis.
Found on 
http://www.encyclo.co.uk/local/21001

Type: Term Pronunciation: pō′lē-ō-en-sef′ă-lī′tis Definitions: 1. Inflammation of the gray matter of the brain, either of the cortex or of the central nuclei; as contrasted to inflammation of the white matter.
Found on 
http://www.medilexicon.com/medicaldictionary.php?t=70725

polioencephalitis 1. A disease characterized by inflammation of the gray matter of the brain. 2. Poliomyelitis affecting the cerebrum.  3. An acute infectious inflammation of the brain's gray matter, either of the cortex or of the central nuclei.
Found on 
http://www.wordinfo.info/words/index/info/view_unit/1720/
  No exact match found.