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Webster's New World College Dictionary » ependyma
ependyma
ependyma definition
ep·en·dyma (ep en′di mə)
noun
the membrane lining the central cavities of the brain and spinal cord
Etymology: ModL, arbitrary use (by Rudolf Virchow (1821-1902), Ger pathologist) of Gr ependyma, an upper garment < ependyein, to put on over < epi-, over + endyein < en-, on + dyein, dip into, put on < IE base *deu-, to sink into, penetrate
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