1
as in floods
a great flow of water or of something that overwhelms
an ancient cataclysm that may have been the basis for the Flood described in the Bible
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in disasters
a sudden violent event that brings about great loss or destruction
the earthquake that struck Lisbon in 1755, killing 30,000 people, was one of the greatest cataclysms ever recorded
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in upheavals
a violent disturbance (as of the political or social order)
a social cataclysm that gave rise to a new world order
Synonyms & Similar Words
Example Sentences
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Recent Examples of cataclysms
And star-formation will continue for trillions of years, providing new lights in the sky and new chances for cataclysms like supernovae, kilonovae, and tidal disruption events.
—
Big Think, 31 Mar. 2026
In the early 2000s, scientists first saw these conspicuous cataclysms, which can shine much longer and be more than 10 times brighter than a normal supernova.
—Joseph Howlett, Scientific American, 11 Mar. 2026
What has a snail to hope for, faced with so many potential cataclysms?
—Literary Hub, 23 Feb. 2026
At the universe's grandest scales, galaxy clusters collide in slow-motion cataclysms, leaving behind immense, ghostly arcs — vast ribbons of diffuse radio emissions that can stretch across millions of light-years.
—Sharmila Kuthunur, Space.com, 21 Nov. 2025
Big Think, 31 Mar. 2026
In the early 2000s, scientists first saw these conspicuous cataclysms, which can shine much longer and be more than 10 times brighter than a normal supernova.
—Joseph Howlett, Scientific American, 11 Mar. 2026
What has a snail to hope for, faced with so many potential cataclysms?
—Literary Hub, 23 Feb. 2026
At the universe's grandest scales, galaxy clusters collide in slow-motion cataclysms, leaving behind immense, ghostly arcs — vast ribbons of diffuse radio emissions that can stretch across millions of light-years.
—Sharmila Kuthunur, Space.com, 21 Nov. 2025
Recent Examples of Synonyms for cataclysms
Noun
-
The advisory noted there are risks of natural disasters such as earthquakes, floods and landslides — warning the Kathmandu Valley is prone to harsh weather.—
Ashley J. DiMella,
FOXNews.com,
8 Apr. 2026
-
Trooper, which sells a 75-item box equipped with water pouches, meal bars, and a hand-crank radio, designed to sustain a family of four for 72 hours, built its kits after the 2024 floods but has found an altogether different audience since the missile and drone volleys started, AGBI reported.—
Manal Albarakati,
semafor.com,
7 Apr. 2026
Noun
-
Trump has expressed a desire to push more responsibility for disasters down to states.—
Gabriela Aoun Angueira,
Fortune,
11 Apr. 2026
-
His boldest innovation is to invoke not past glories but past disasters, summoning the ghosts of the United States’ catastrophic interventions in Iraq.—
Fintan O’Toole,
The New York Review of Books,
9 Apr. 2026
Noun
-
Right now, marketers are still trying to get a read on how economic conditions may shake out, and there won’t be much clarity in the ad market until budgets are registered—a process that itself will be complicated by the ongoing geopolitical upheavals.—
Anthony Crupi,
Sportico.com,
3 Apr. 2026
-
During the major social upheavals of 2011 and 2019, students adopted a confrontational stance against the political and business elite to demand systemic reforms.—
ABC News,
ABC News,
30 Mar. 2026
Noun
-
Wandering through the wash, the mind drifts not to the film but to the flash floods that move through this channel after heavy rains, sudden torrents cutting and reshaping the valley floor in a matter of hours.—
Josh Jackson,
Los Angeles Times,
7 Apr. 2026
-
Excessive rain caused torrents of water to wash out homes, damage roads, and threaten to burst a dam, sparking an emergency evacuation of thousands in Oahu on March 20.—
KiMi Robinson,
USA Today,
23 Mar. 2026
Noun
-
Shaboozey doesn’t identify as a poli-sci expert but could still acknowledge human-rights catastrophes.—
Craig Jenkins,
Vulture,
8 Apr. 2026
-
In 1941, Japan’s Pearl Harbor surprise attack triggered a nearly 2-year chain of American military catastrophes.—
Gil Troy,
New York Daily News,
29 Mar. 2026
Noun
-
It is estimated that there are 500,000 detectable earthquakes in the world each year.—
CA Earthquake Bot,
Sacbee.com,
10 Apr. 2026
-
The deep seismometers will be particularly good at recording long-period seismic waves created by large earthquakes (about magnitude 7 or greater).—
Vanessa Bates Ramirez,
Scientific American,
9 Apr. 2026
Noun
-
Based on Thornton Wilder’s The Skin of Our Teeth, the surrealist musical follows one nuclear family across thousands of years and three apocalypses.—
Jason P. Frank,
Vulture,
10 Dec. 2025
-
And a lot of the pseudepigrapha, like the fake gospels and fake apocalypses, fill in gaps in the record that can serve latter-day, post-biblical purposes.—
JSTOR Daily,
JSTOR Daily,
16 Oct. 2025
Noun
-
For certain great artists, Meis believes, the creative act is a safe harbor where life’s pressures, exigencies, and calamities aren’t so much denied or resolved as reimagined as pictorial dramas.—
Jed Perl,
The New York Review of Books,
4 Apr. 2026
-
Colorado went 43-119, a record that belongs in a museum exhibit beside other modern-era calamities, behind glass.—
Jenny Catlin,
New York Times,
25 Mar. 2026
Cite this Entry
“Cataclysms.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cataclysms. Accessed 12 Apr. 2026.
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