indusium: Meaning and Definition of


Pronunciation: (in-d'zē-um, -zhē-um, -dy'-), [key]
— pl. -si•a
  1. any of several structures having a netlike or skirtlike shape, as the membranous overgrowth covering the sori in ferns.
    1. an enveloping layer or membrane.
    2. a thin layer of gray matter on the corpus callosum.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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