septum pel·lu·ci·dum (pə-lōō'sĭ-dəm) n.
pl.septa pel·lu·ci·da (-də) A thin membrane of nervous tissue that forms the medial wall of the lateral ventricles in the brain.
[New Latin sēptum pellūcidum : sēptum, septum + Latin pellūcidum, neuter of pellūcidus, transparent.]
Main Entry: septum pel·lu·ci·dum Pronunciation: -p&-'lü-s&-d&m Function: noun Inflected Form: pluralseptapel·lu·ci·da/-d&/ : the thin double partition extending vertically from the lower surface of the corpus callosum to the fornix and neighboringparts, separating the lateral ventricles of the brain, and enclosing the fifth ventricle
septum pellucidum septum pel·lu·ci·dum (pə-l&oomacr;'sĭ-dəm) n.pl.septa pel·lu·ci·da (-də) A thin membrane of nervous tissue that forms the medial wall of the lateral ventricles in the brain. Also called septum lucidum.