cribrum

[krībrəm, krĭbrəm]
n. pl. cri•bra (krībrə, krĭb)
  1. A horizontal lamina that fits into the ethmoidal notch of the frontal bone and supports the olfactory lobes of the cerebrum.cribriform plate of ethmoid bone
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

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