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pedunculus in Medicine

pedunculus pe·dun·cu·lus (pĭ-dŭng'kyə-ləs)
n. pl. pe·dun·cu·li (-lī')

  1. An anatomical stalk or stem, such as the stalklike base to which a tumor is attached to normal tissue.

  2. Any of several stalklike connecting structures in the brain, composed either of white matter or of white and gray matter. Also called peduncle.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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