Any of the small individual fiber fascicles into which the roots of each spinal nerve and several of the cranial nerves divide in a fanlike fashion before entering or leaving the spinal cord or brainstem.nerve rootlet
Why Is The Word “Root” In “Root Beer”?Is root beer the world's most oddly named carbonated beverage ... we don't know, that award might go to 7-up, but we're going to explore the naming of this soft drink regardless. What, after all, is the root in root beer?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.