septum

septum definition - medical

sep·tum (sĕpˈtəm)

noun pl. sep·ta (-tə)
  1. A thin partition or membrane dividing two cavities or soft masses of tissue in an organism.
  2. The septum pellucidum.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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