Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The most
ancient part of thebrain .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the more primitive parts of the brain phylogenetically; most structures other than the cerebral cortex
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From paleo- + encephalon
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