Dictionary.com
definitions
  • synonyms

red nucleus

n.
  1. A large, well defined, somewhat elongated cell mass of reddish-gray hue that is located in the mesencephalic tegmentum, receives a massive projection from the contralateral half of the cerebellum, receives an additional projection from the ipsilateral motor cortex, and whose efferent connections are with the contralateral half of the rhombencephalic reticular formation and spinal cord.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.