nerve fiber

noun

Definition of nerve fiber 

: any of the processes (such as axons or dendrites) of a neuron

Examples of nerve fiber in a Sentence

Recent Examples on the Web

Then there are thin, uninsulated nerve fibers that fire more slowly and produce what’s called second pain, which is a duller burning sensation that lasts a bit longer. Carolyn L. Todd, SELF, "This Is Why Stubbing Your Toe Hurts So Much," 17 Apr. 2018 After many specialist visits and tests, an MRI found damage to the nerve fibers, or white matter, in her brain. Sumathi Reddy, WSJ, "The ‘Right to Try’ Law Says Yes, the Drug Company Says No," 6 June 2018 David Carpenter, a physician who directs the Institute for Health and the Environment at the University at Albany, S.U.N.Y., explained the purpose of these cells is to insulate nerve fibers throughout the body. Charles Schmidt, Scientific American, "New Studies Link Cell Phone Radiation with Cancer," 29 Mar. 2018 In the early stages of dry macular degeneration, there are yellow deposits, called drusen, under the retina, which is the nerve tissue that lines the inside of the eye that detects light and sends nerve fibers to the brain. Andrea K. Mcdaniels, baltimoresun.com, "Ask the Expert: Macular degeneration can lead to difficulty reading, recognizing faces and performing other fine tasks," 17 Apr. 2018 Myelin's purpose is to prevent electrical loss as the nerve fibers transfer pulses up and down the body. David Grossman, Popular Mechanics, "How Practice Actually Changes Your Body," 28 Feb. 2017 Six of those were known to be involved in cell migration and growth of nerve fibers, both essential in creating connections and networks in the brain. Beth Mole, Ars Technica, "There are people who hear color—and they may have hyper-connected brains," 7 Mar. 2018 Symptoms like foggy thinking and trouble walking, which Davis experienced, happen because multiple sclerosis attacks the protective sheath (myelin) that covers nerve fibers. Mary Lou Brink, cleveland.com, "Top Workplaces 2018 nomination deadline extended," 21 Jan. 2018 According to the latest research, one culprit may be pain-sensing nerve fibers deep within the inner ear. Joyce Cohen, PEOPLE.com, "14-Year-Old Girl Blasted with Air Horn Speaks Out: 'I Feel Like I’m Being Stabbed in the Ear'," 22 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nerve fiber.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of nerve fiber

circa 1847, in the meaning defined above

Keep scrolling for more

Learn More about nerve fiber

Share nerve fiber

Statistics for nerve fiber

Last Updated

25 Sep 2018

Look-up Popularity

Time Traveler for nerve fiber

The first known use of nerve fiber was circa 1847

See more words from the same year

Keep scrolling for more

More Definitions for nerve fiber

nerve fiber

noun

Kids Definition of nerve fiber

: any of the threadlike extensions (as axons or dendrites) of a nerve cell that carry nerve impulses

nerve fiber

noun

Medical Definition of nerve fiber 

: any of the processes (as an axon or a dendrite) of a neuron

Comments on nerve fiber

What made you want to look up nerve fiber? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

full of whispering sounds

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!