nerve fiber

noun

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

Examples of nerve fiber in a Sentence

Recent Examples on the Web

Damage to the cord often leads to cell death and prevents nerve fibers from reconnecting. —Aamir Khollam, Interesting Engineering, 5 Sep. 2025

Now a study published in Cell shows a complete, three-dimensional map of every single nerve fiber threading through a mouse. —Nora Bradford, Scientific American, 27 Aug. 2025

The immune system targets a protein called MOG, which normally helps protect the coating (myelin) around nerve fibers. —Lucy Notarantonio, MSNBC Newsweek, 25 Aug. 2025

DCAs work by activating a person’s nociceptive nerve fibers. —Emilie Le Beau Lucchesi, Discover Magazine, 17 July 2025

Word History

First Known Use

circa 1847, in the meaning defined above

Rhymes for nerve fiber

• cyber
• fibre
• prescriber
• subscriber
• transcriber

Kids Definition

nerve fiber

noun

: any of the long thin parts that lead to or away from the cell body of a neuron and include axons and dendrites

Medical Definition

nerve fiber

noun

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