inferior cerebellar peduncle

n.
  1. A large bundle of nerve fibers extending up under the lateral recess of the rhomboid fossa, then curving steeply backward into the cerebellum.restiform body
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.