the largest and evolutionarily most recent portion of the cerebral cortex, composed of complex, layered tissue, the site of most of the higher brain functions.
Main Entry: neo·cor·tex Pronunciation: "nE-O-'kor-"teks Function: noun Inflected Form: pluralneo·cor·ti·ces/-'kort-&-"sEz/orneo·cor·tex·es : the dorsal region of the cerebral cortex that is unique to mammals
Main Entry: neo·pal·li·um Pronunciation: -E-&m Function: noun Inflected Form: pluralneo·pal·lia/-E-&/ : the phylogenetically new part of the cerebral cortex that develops from the area between the piriform lobe and the hippocampus, comprises the nonolfactory region ofthe cortex, and attains its maximum development in humans where it makes up the greater part of the cerebral hemisphere on each side called also isocortex; —compare ARCHIPALLIUM