[kawr-puh
s kuh-loh-suhm] 
[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. |
| corpora cal·lo·sa (kə-lō'sə) n. Plural of corpus callosum. |
| 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.] |
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.
| corpus callosum (kə-lō'səm) Pronunciation Key
Plural corpora callosa The transverse band of nerve fibers that connects the right and left cerebral hemispheres. |