septum pellucidum

noun

septum pel·​lu·​ci·​dum -pə-ˈlü-sə-dəm How to pronounce septum pellucidum (audio)
plural septa pellucida -də How to pronounce septum pellucidum (audio)
: the thin double partition extending vertically from the lower surface of the corpus callosum to the fornix and neighboring parts, separating the lateral ventricles of the brain, and enclosing the fifth ventricle

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Cite this Entry

“Septum pellucidum.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/septum%20pellucidum. Accessed 20 Feb. 2024.

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