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Synonyms

extinguish

American  
[ik-sting-gwish] / ɪkˈstɪŋ gwɪʃ /

verb (used with object)

  • extinguishes,
    present (3rd person singular)
  • extinguished,
    past participle,  past
  • extinguishing
    present participle
  1. to put out (a fire, light, etc.); put out the flame of (something burning or lighted).

    to extinguish a candle.

    Synonyms:
    smother, quench
    Antonyms:
    ignite, light
  2. to put an end to or bring to an end; wipe out of existence; annihilate.

    to extinguish hope.

  3. to obscure or eclipse, as by superior brilliance.

  4. Law. to discharge (a debt), as by payment.


extinguish British  
/ ɪkˈstɪŋɡwɪʃ /

verb

  1. to put out or quench (a light, flames, etc)

  2. to remove or destroy entirely; annihilate

  3. archaic to eclipse or obscure by or as if by superior brilliance

  4. law to discharge (a debt)

"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

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Conjugated Forms

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Etymology

Origin of extinguish

1535–45; < Latin ex ( s ) tingu ( ere ) ( ex- ex- 1 + stinguere to quench) + -ish 2


Explanation

To extinguish something means to put an end to it, and get rid of it completely. Water can extinguish a fire; nasty smells can extinguish your appetite. Extinguish comes from the Latin word for quench, but while we might think that quenching something, say our thirst, is good, the word extinguish often has sinister overtones. In a genocide, one group tries to extinguish another — too quench their hatred, by killing everyone in the other group.

Keep Reading on Vocabulary.com

Vocabulary lists containing extinguish

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:

Monday and took more than four hours to extinguish — or so crews thought.

From Los Angeles Times ● Nov. 10, 2026

These blazes are difficult to extinguish because they burn underground when the normally water-logged ecosystems are dried out for cultivation.

From Barron's ● Oct. 15, 2026

As Bill Gates implied in his recent interview on “Meet the Press,” AI can’t extinguish everybody, that’s too tall an order.

From The Wall Street Journal ● Oct. 15, 2026

Another fire for the ground teams to extinguish.

From BBC ● Oct. 10, 2026

What had begun as an initiative to put slavery on the road to extinction had been transformed into a decision to extinguish all federal plans for emancipation.

From "Founding Brothers: The Revolutionary Generation" by Joseph J. Ellis

Today, I bring your attention to the Colorado Supreme Court, which this month reaffirmed an inexplicable quirk of its excessive sentencing jurisprudence that preemptively extinguishes constitutional rights for entire categories of people.

From Slate ● Dec. 29, 2025

When they die, the step-up in basis extinguishes the prior capital gains liability forever, leaving only a tax on any gains for the heirs reaped starting from the date of their inheritance.

From Los Angeles Times ● Aug. 22, 2024

Navy in the 1960s, the foams form an aqueous film around burning gasoline and other flammable liquids, which quickly deprives the fire of oxygen and extinguishes it.

From Science Daily ● May 9, 2024

“We can eradicate this insidious disease that decimates communities and extinguishes lives far too soon.”

From Washington Times ● Sep. 15, 2023

Cressida’s voice snaps me back to reality, extinguishes me.

From "Mockingjay" by Suzanne Collins

Vista Equity Partners, which acquired the company in 2016, had planned an initial public offering in 2024 that would have repaid or extinguished the debt, but the deal failed to launch.

From The Wall Street Journal ● Oct. 27, 2026

A tree near the building entrance briefly caught fire before firefighters extinguished it.

From Barron's ● Oct. 14, 2026

Once the fire was extinguished, Lineage was tasked with removing the 89 million pounds of meat and food stored inside as fast as possible before it spoiled in the scorching summer heat.

From Los Angeles Times ● Oct. 6, 2026

It's a line he now says was specifically intended to be a riposte to the other Charles' suggestion that she would quickly be forgotten: Diana "will never be extinguished from our minds".

From BBC ● Sep. 20, 2026

The colored lanterns that had lit the path to the stadium had been extinguished.

From "Harry Potter And The Goblet Of Fire" by J. K. Rowling

In Greater Manchester, fire crews are working to contain a moorland fire near a reservoir, while in Camberley, Hampshire, crews are extinguishing a large heathland fire.

From BBC ● Jul. 12, 2026

“Basically we’re just out there extinguishing hot spots, making sure that the fire is secure before we’re able to call it 100% and walk away from it,” Cal Fire spokesperson Alison Wilkins said.

From Los Angeles Times ● May 2, 2026

"Emergency services rushed to the scene and found the vehicle completely engulfed in flames. Firefighters carried out rescue and extinguishing operations. A security perimeter was set up," the police statement said.

From Barron's ● Mar. 10, 2026

Its title suggests the regime is moving toward national reconciliation by extinguishing the spurious records it created of crimes it claims its opponents committed.

From The Wall Street Journal ● Mar. 1, 2026

The extinguishing of the light made Penelope cry out in alarm.

From "The Unseen Guest" by Maryrose Wood

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