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nerve

American  
[nurv] / nɜrv /

noun

  • nerves
    plural
  1. one or more bundles of fibers forming part of a system that conveys impulses of sensation, motion, etc., between the brain or spinal cord and other parts of the body.

  2. a sinew or tendon.

    to strain every nerve.

  3. firmness or courage under trying circumstances.

    an assignment requiring nerve;

    to lose your nerve at the very last moment.

    Synonyms:
    resolution, fortitude, intrepidity, steadfastness
  4. boldness; audacity; impudence; impertinence.

    He had the nerve to say that?

  5. nerves, nervousness.

    an attack of nerves.

  6. strength, vigor, or energy.

    a test of nerve and stamina.

    Synonyms:
    might, force, power
    Antonyms:
    weakness
  7. (not in technical use) pulp tissue of a tooth.

  8. Botany. a vein, as in a leaf.

  9. a line, or one of a system of lines, extending across something.


verb (used with object)

  • nerves,
    present (3rd person singular)
  • nerved,
    past participle,  past
  • nerving
    present participle
  1. to give strength, vigor, or courage to.

    Encouragement had nerved him for the struggle.

    Synonyms:
    brace, steel, invigorate, fortify, strengthen
    Antonyms:
    weaken

idioms

  1. bundle of nerves. see bundle of nerves.

  2. have nerves of steel, to be able to control one’s fear or unease and remain calm and competent, even in the worst of circumstances.

    I thought I had nerves of steel, but when we had to dissect a pig, I turned into a jellyfish.

  3. get on one's nerves, to irritate, annoy, or provoke one.

    Boisterous children get on my nerves.

nerve British  
/ nɜːv /

noun

  1. any of the cordlike bundles of fibres that conduct sensory or motor impulses between the brain or spinal cord and another part of the body

  2. courage, bravery, or steadfastness

  3. to become timid, esp failing to perform some audacious act

  4. informal boldness or effrontery; impudence

    he had the nerve to swear at me

  5. muscle or sinew (often in the phrase strain every nerve )

  6. a large vein in a leaf

  7. any of the veins of an insect's wing

  8. to mention or bring to mind a sensitive issue or subject

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to give courage to (oneself); steel (oneself)

  2. to provide with nerve or nerves

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
nerve Scientific  
/ nûrv /
  1. Any of the bundles of fibers made up of neurons that carry sensory and motor information throughout the body in the form of electrical impulses. Afferent nerves carry information to the central nervous system, and efferent nerves carry information from the central nervous system to the muscles, organs, and glands. Efferent nerves include the nerves of the peripheral nervous system, which control voluntary motor activity and of the autonomic nervous system, which controls involuntary motor activity.


nerve Cultural  
  1. A bundle of fibers composed of neurons that connects the body parts and organs to the central nervous system and carries impulses from one part of the body to another.


nerve More Idioms  

Other Word Forms

Inflected Forms

Nouns

Participles

Conjugated Forms

Present

Past

Future


Etymology

Origin of nerve

First recorded in 1350–1400; Middle English: “nerve, tendon,” from Latin nervus “sinew, tendon”; akin to Greek neûron ( see neuron); replacing Middle English nerf, from Middle French, from Latin, as above


Explanation

A nerve is a group of fibers that send sensation or physical feeling to the brain. Back pain can sometimes be caused by a damaged or pinched nerve. Your body depends on your nerves for sensing pain, heat, and cold — not to mention making it possible for you to move your muscles. You can also use the word nerve to mean bravery or daring: "She didn't know if she'd have the nerve to skydive when she was finally up in the plane." In the 1500s, to nerve was "to ornament with threads." All of these come from a Latin root, nervus, "sinew, tendon, cord, or bowstring."

Keep Reading on Vocabulary.com

Vocabulary lists containing nerve

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

This occurs when blood supply to the front portion of the optic nerve becomes insufficient, potentially damaging the nerve and interfering with vision.

From Science Daily ● Oct. 15, 2026

What she means—in plain English—is that Macbeth doesn’t have the nerve.

From The Wall Street Journal ● Oct. 14, 2026

One striking example is white matter, the tissue containing nerve fibers that connect different brain regions.

From Science Daily ● Oct. 13, 2026

These fatty molecules make up the membranes surrounding neurons, contribute to the myelin insulation that protects nerve fibers, and play important roles in communication between brain cells.

From Science Daily ● Oct. 13, 2026

I didn’t have the nerve to suggest he preach on the theme of “love thy neighbor,” but some members of his congregation, like Orville Payne, could stand to hear it.

From "The Seven Wonders of Sassafras Springs" by Betty G. Birney

The pathological neurovascular environment describes the abnormal interactions between those vessels and pain signaling nerves in the affected tissue.

From Science Daily ● Oct. 14, 2026

Despite her nerves, she stands in the spotlight and sings Miss Danielle’s big number.

From Salon ● Oct. 12, 2026

Soon, Wolf started performing at open-mic nights in Queens, trying to “psych” herself out of nerves onstage.

From Los Angeles Times ● Oct. 12, 2026

"Just happy to be back. I've been working hard, the guys have been helping me as well. It was just the normal nerves, but after I stepped on the pitch everything goes well."

From BBC ● Oct. 11, 2026

Penelope’s words poured out lickety-split, for now that the big moment had arrived, she too was overcome with nerves.

From "The Long-Lost Home" by Maryrose Wood

“He can get a little nerved up in the paddock,” said Shirreffs.

From Los Angeles Times ● Aug. 21, 2021

Then followed a few scruffy years on local TV, including his celebrated stint as a smart-aleck weatherman, before he nerved himself to head to Los Angeles in 1975.

From New York Times ● Apr. 10, 2017

Less a teen-age Rangerphile than an arachnophobe encountering a tarantula, I nerved myself to walk over to where Lindsay sat and confronted him, boy to man.

From The New Yorker ● Apr. 19, 2015

After greeting old shutterbug pals, Tony nerved himself up to his first speech as a representative of the royal family.

From Time Magazine Archive

“I needed some fresh air,” I tell him, which is indicative of how nerved up I am.

From "The Cruel Prince" by Holly Black

Last week, in the salty little city of Bath, Me., the moment lor which Mrs. Vanderbilt had been nerving herself finally arrived.

From Time Magazine Archive

As the story starts, the singer is nerving herself to ask a doctor whether or not she has a cancer.

From Time Magazine Archive

Amateur championships nerving himself up to proper pitch.

From Time Magazine Archive

She stood outside nerving herself for the ordeal, knowing her desk would be the only one without flowers.

From "A Tree Grows in Brooklyn" by Betty Smith

Frank hesitated, nerving himself for what might come.

From Frank Merriwell's New Comedian The Rise of a Star by Burt L. Standish

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