commissural fiber

commissural fiber definition - medical

commissural fiber

noun
Any of the nerve fibers crossing the midline and connecting the symmetrical halves of the nervous system.

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

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.