- cat·a·clys·mi·cal·ly, adverb
- non·cat·a·clys·mal, adjective
- non·cat·a·clys·mic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use cataclysmic in a sentence
For years, alarming headlines have created a sort of drip of bad climate news, and in recent weeks, droughts, storms and fires have coalesced into one of the most cataclysmic seasons of climate-related extreme weather events in memory.The Latest IPCC Report Says We're Probably Going to Pass the 1.5°C Climate Threshold. What's Next? | Justin Worland | August 9, 2021 | Time
That means other cataclysmic events must have been major contributors, physicist Anton Wallner and colleagues report in the May 14 Science.A study of Earth’s crust hints that supernovas aren’t gold mines | Emily Conover | May 13, 2021 | Science News
Doucette said the result of all this could prove to be cataclysmic for employers, in that less access to mental health services could lead to lower levels of productivity and ultimately even greater expense for companies.Shortage in mental health services fans flames of employee burnout | Jessica Davies | April 12, 2021 | Digiday
When astronomers saw the cataclysmic explosion, they at first thought it was something called a short gamma-ray burst, or GRB.Exploding neutron star proves to be energy standout of the cosmos | Lisa Grossman | February 12, 2021 | Science News For Students
Initial clinical trial victories can quickly swerve into cataclysmic failures.It’s the New Year, and pharma companies are already hiking prices for popular drugs | Sy Mukherjee | January 4, 2021 | Fortune
However: The historical record does not, it should be said, support the cataclysmic conclusion that Labour could never win again.
Winters uses that cataclysmic event to examine the slow deterioration of communal life in the face of annihilation.
The volcanic chain was activated, we were told, expecting to see cataclysmic explosions at any moment.In Nicaragua Earthquakes and Politics Play Hell With Holy Week | Monica Seoane | April 18, 2014 | THE DAILY BEAST
It was the cataclysmic collision of spitfire upstart performer, brilliant pop song, and cheeky music video.Britney Spears’s ‘…Baby One More Time’ Turns 15: The Making of an Iconic Music Video | Kevin Fallon | October 23, 2013 | THE DAILY BEAST
It takes a cataclysmic and frightening event for the warmonger wing of the party to win the day.
It had evolved out of a cataclysmic past, but it could not meet the challenge of the harshest environment.Student Body | Floyd L. Wallace
The sense of a cataclysmic disaster in death would pass and be replaced by a sense of the continuity of life.Our Lady Saint Mary | J. G. H. Barry
Its disappearance was rapid, but not in the opinion of most geologists cataclysmic, as suggested by Mr. Howorth.Mythical Monsters | Charles Gould
When as pagans they feel it, the expression is a cataclysmic war of conquest.How France Built Her Cathedrals | Elizabeth Boyle O'Reilly
The text may be given, since the effect was so tremendous and, indeed, cataclysmic.A Tatter of Scarlet | S. R. Crockett