Definition of "callosum" []

• The great band commissural fibers which unites the two cerebral hemispheres. See corpus callosum, under carpus. (noun)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "Scientists have been able to learn a lot about the two hemispheres through surgeries in which the corpus callosum is severed (sometimes necessary for people with epilepsy, to reduce the number and severity of seizures)."
• "How this can happen with a severed corpus callosum is a good question."
• "If both of your hemispheres learn for years that they are "Joy", and then the corpus callosum is cut, they're not going to suddenly forget and think they're someone else."