noun Anatomy, Physiology.
a process, axon, or dendrite of a nerve cell.
Origin of nerve fiber
First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for nerve fiber
He awoke from his stupor with a shock that set every nerve-fiber quivering.
Medicine definitions for nerve fiber
A threadlike process of a neuron, especially the axon that conducts nerve impulses.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for nerve fiber
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.