cerebral cortex

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.


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Science Dictionary
cerebral cortex  
The layer of gray matter in vertebrates that covers the cerebral hemispheres and is composed of folds of neurons and axons. The cerebral cortex is responsible for higher functions of the nervous system, including voluntary muscle activity and learning, language, and memory.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary

cerebral cortex definition

The surface layer of gray tissue of the cerebrum, frequently called the gray matter. The large size of the cerebral cortex in humans distinguishes them from other animals. Specific parts of the cortex control specific functions, including sensation, voluntary muscle movement, thought, reasoning, and memory.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
The distinctive, deeply wrinkled outer surface is the cerebral cortex, which
  consists of gray matter.
The grooves and folds in the cerebral cortex are called convolutions.
In addition the cerebral cortex is concerned with conscious life.
Neurology claims that the highest part of the brain, the cerebral cortex, is
  programmed from birth.
Image for cerebral cortex
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