sylvian fissure

noun

often capitalized 1st S
: a deep fissure of the lateral aspect of each cerebral hemisphere that divides the temporal from the parietal and frontal lobes

called also fissure of Sylvius, lateral fissure, lateral sulcus

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Cite this Entry

“Sylvian fissure.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sylvian%20fissure. Accessed 4 Mar. 2025.

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