/ Dictionary / Index C cerebral cortex: Meaning and Definition of Find definitions for: cere'bral cor'tex Pronunciation: [key] the furrowed outer layer of gray matter in the cerebrum of the brain, associated with the higher brain functions, as voluntary movement, coordination of sensory information, learning and memory, and the expression of individuality. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cerebral cerebral hemisphere Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language