Chronic inflammation of the brain with the formation of cavities in the organ's substance. ... Origin: G. Poros, pore, + enkephalos, brain, + -itis, inflammation ... (05 Mar 2000) ... 
(por″en-sef″ә-li´tis) porencephaly with inflammation of the brain.
Type: Term Pronunciation: pōr′en-sef′ă-lī′tis Definitions: 1. Chronic inflammation of the brain with the formation of cavities in the organ's substance.
porencephalitis Porencephaly that results from encephalitis.