Synonym Chooser

How does the adjective fatal differ from other similar words?

Some common synonyms of fatal are deadly, lethal, and mortal. While all these words mean "causing or capable of causing death," fatal stresses the inevitability of what has in fact resulted in death or destruction.

fatal consequences

When is it sensible to use deadly instead of fatal?

While the synonyms deadly and fatal are close in meaning, deadly applies to an established or very likely cause of death.

a deadly disease

When would lethal be a good substitute for fatal?

The meanings of lethal and fatal largely overlap; however, lethal applies to something that is bound to cause death or exists for the destruction of life.

lethal gas

When might mortal be a better fit than fatal?

The synonyms mortal and fatal are sometimes interchangeable, but mortal implies that death has occurred or is inevitable.

a mortal wound

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of fatal Duffy's brief tenure with the DOT has been immediately marked by aviation disasters, most notably the fatal midair collision involving a military Black Hawk helicopter and an American Airlines passenger jet. Tom Rogers, Newsweek, 21 Feb. 2025 The fatal stabbing happened at the Alabama Street apartment Camp shared with his own father and Baquera. City News Service, San Diego Union-Tribune, 21 Feb. 2025 Martin and Grassi, who had escorted Payne to his room, were also cleared, as the court found insufficient evidence that their actions directly contributed to his fatal fall. Billboard Staff, Billboard, 21 Feb. 2025 He was moved the day he was attacked and arrived at the Marcy prison just before the fatal beating began. Ed Shanahan, New York Times, 20 Feb. 2025 See All Example Sentences for fatal
Recent Examples of Synonyms for fatal
Adjective
  • Trying to implement changes in a hurry can have disastrous results.
    Stephanie Dillon, Rolling Stone, 14 Feb. 2025
  • Gloria’s decision not to pay for an independent evaluation of warehouse health risks — in a city reeling from its disastrous acquisition of an uninhabitable Ash Street office tower — wasn’t just surprising.
    U T Editorial Board, San Diego Union-Tribune, 14 Feb. 2025
Adjective
  • Richard Tabler shared his final words before he was executed by lethal injection in Texas on Thursday.
    Josh Hammer, Newsweek, 14 Feb. 2025
  • Ford, 64, is set to be executed by lethal injection after being on death row for more than two decades for the 1997 murders of Gregory and Kimberly Malnory, who were in their mid-20s.
    Fernando Cervantes Jr., USA TODAY, 14 Feb. 2025
Adjective
  • Another particularly deadly accident occurred in 2021 in Holtville, California, when an SUV transporting 25 migrants collided with a semitruck.
    Marni LaFleur, The Conversation, 11 Feb. 2025
  • In 2023, there was a lone, deadly shark attack in the Bahamas, according to the report.
    Meredith Deliso, ABC News, 11 Feb. 2025
Adjective
  • There is an unfortunate flipside, though: Bond Could Receive Questionable Franchise Extensions That’s been the fear since Amazon acquired MGM in 2020.
    Christian Blauvelt, IndieWire, 21 Feb. 2025
  • But over the last few weeks, bagel eaters around the city have been confronted with some unfortunate news: Signs are plastered across shop counters stating a $1.25 additional surcharge for any bagel sandwiches featuring eggs.
    Zoya Hasan, Forbes, 21 Feb. 2025

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Cite this Entry

“Fatal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fatal. Accessed 27 Feb. 2025.

More from Merriam-Webster on fatal

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