corpus callosum

[ kawr-puh s kuh-loh-suh m ]
/ ˈkɔr pəs kəˈloʊ səm /

noun, plural cor·po·ra cal·lo·sa [kawr-per-uh kuh-loh-suh] /ˈkɔr pər ə kəˈloʊ sə/. Anatomy, Zoology.

a great band of deeply situated transverse white fibers uniting the two halves of the cerebrum in humans and other mammals.

Origin of corpus callosum

1700–10; < New Latin: literally, firm body Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for corpus callosum

corpus callosum
/ (kəˈləʊsəm) /

noun plural corpora callosa (kəˈləʊsə)

the band of white fibres that connects the cerebral hemispheres in mammals

Word Origin for corpus callosum

New Latin, literally: callous body
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for corpus callosum

corpus callosum
[ kə-lōsəm ]


The commissural plate of nerve fibers connecting the two cerebral hemispheres except for most of the temporal lobes.commissure of cerebral hemispheres
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for corpus callosum

corpus callosum
[ kə-lōsəm ]

Plural corpora callosa

The transverse band of nerve fibers that connects the right and left cerebral hemispheres.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.