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corpus callosum

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cor⋅pus cal⋅lo⋅sum

  [kawr-puhs kuh-loh-suhm]
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–noun, plural cor⋅po⋅ra cal⋅lo⋅sa  [kawr-per-uh kuh-loh-suh] . Anatomy, Zoology.
a great band of deeply situated transverse white fibers uniting the two halves of the cerebrum in humans and other mammals.

Origin:
1700–10; < NL: lit., firm body
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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corpus cal·lo·sum   (kə-lō'səm)   
n.   pl. corpora cal·lo·sa (kə-lō'sə)
The arched bridge of nervous tissue that connects the two cerebral hemispheres, allowing communication between the right and left sides of the brain.

[New Latin corpus callōsum : Latin corpus, body + Latin callōsum, neuter of callōsus, callous.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: corpus cal·lo·sum
Pronunciation: -ka-'lO-s&m
Function: noun
Inflected Form: plural corpora cal·lo·sa /-s&/
: the great band of commissural fibers uniting the cerebral hemispheres
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

corpus callosum corpus cal·lo·sum (kə-lō'səm)
n.
The commissural plate of nerve fibers connecting the two cerebral hemispheres except for most of the temporal lobes. Also called commissure of cerebral hemispheres.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
corpus callosum   (kə-lō'səm)  Pronunciation Key 
Plural corpora callosa
The transverse band of nerve fibers that connects the right and left cerebral hemispheres.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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