as in defunct
no longer existing
a few overgrown ruins are all that remain of that once mighty but now extinct civilization
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Recent Examples of extinct
Peirosaurids are an extinct family of crocodyliforms – close cousins of today’s crocodiles – that lived only during the Cretaceous period in South America, Africa and Madagascar.
—
New Atlas, 27 Aug. 2025
Now, their ancestor is making comeback In Denmark, efforts are underway to reintroduce a breed similar to the extinct aurochs, a massive ancestor of modern cattle.
—Real-Time News Team, Miami Herald, 22 Aug. 2025
The Ice Age franchise is fundamentally about characters grappling with the end of an era that will eventually render their species extinct—and there are dangerous predators out there.
—James Grebey, Time, 21 Aug. 2025
An almost extinct celibate Christian sect is enjoying a 50 percent increase in its numbers—going from two members to three.
—Khaleda Rahman, MSNBC Newsweek, 20 Aug. 2025
See All Example Sentences for extinct
New Atlas, 27 Aug. 2025
Now, their ancestor is making comeback In Denmark, efforts are underway to reintroduce a breed similar to the extinct aurochs, a massive ancestor of modern cattle.
—Real-Time News Team, Miami Herald, 22 Aug. 2025
The Ice Age franchise is fundamentally about characters grappling with the end of an era that will eventually render their species extinct—and there are dangerous predators out there.
—James Grebey, Time, 21 Aug. 2025
An almost extinct celibate Christian sect is enjoying a 50 percent increase in its numbers—going from two members to three.
—Khaleda Rahman, MSNBC Newsweek, 20 Aug. 2025
See All Example Sentences for extinct
Recent Examples of Synonyms for extinct
Adjective
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The shows officially start on the 11th, and Public School, yes, the formerly defunct label by Dao-Yi Chow and Maxwell Osborne, is hosting a supper club extravaganza.—
Vogue Runway,
Vogue,
4 Sep. 2025
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The sweet nickname was revealed in Meghan's now-defunct lifestyle blog The Tig.—
Ingrid Vasquez,
People.com,
2 Sep. 2025
Adjective
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By reprogramming ordinary cells—like skin fibroblasts—into stem cells, scientists hope to create eggs and sperm from individuals long gone.—
Tony Bradley,
Forbes.com,
22 Aug. 2025
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So many firsts, gone, charred to ash, just remnants of an area that once represented Black prosperity and joy.—
Maya Richard-Craven,
Forbes,
13 Jan. 2025
Adjective
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Ukraine is counting missiles while Washington counts down expired deadlines.—
Brett Erickson,
MSNBC Newsweek,
4 Sep. 2025
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The wire transfer to seal the deal never went through, Spin CEO Jimmy Hutcheson says, a move that confounded the management team at the publisher as the window to close expired.—
Erik Hayden,
HollywoodReporter,
2 Sep. 2025
Adjective
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Your current playbook will become obsolete.—
Glenn Llopis,
Forbes.com,
6 Sep. 2025
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Simple no-cost steps include turning on Night Shift, while buying blue light glasses is a relatively inexpensive alternative to investing in a costly new eye-friendly display that NaturaSynth may one day make obsolete.—
PC Magazine,
PC Magazine,
5 Sep. 2025
Cite this Entry
“Extinct.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/extinct. Accessed 8 Sep. 2025.
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