cerebrum vs. cerebral cortex

cerebrum

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noun,

1. the anterior and largest part of the brain, consisting of two halves or hemispheres and serving to control voluntary movements and coordinate mental actions.
2. the forebrain and the midbrain.

cerebral cortex

[ suh-ree-bruhl kawr-teks, ser-uh- ]show ipa

noun

1. the furrowed outer layer of gray matter in the cerebrum of the brain, associated with higher brain functions such as voluntary movement, learning, memory, coordination of sensory information, and the expression of individuality.