: having the optic chiasma and corpus callosum severed
behavior in split-brain animals

Word History

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of split-brain was in 1958

Dictionary Entries Near split-brain

Cite this Entry

“Split-brain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/split-brain. Accessed 15 Jul. 2024.

Medical Definition


: of, relating to, concerned with, or having undergone separation of the two cerebral hemispheres by surgical division of the optic chiasma and corpus callosum
split-brain research
split-brain patients
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