fatal

adjective

fa·​tal ˈfā-tᵊl How to pronounce fatal (audio)
1
a
: causing death
a fatal crash
a fatal disease
a fatal wound
b
: bringing ruin
a fatal attraction to gambling
c
: causing failure
a fatal design flaw
Lack of sufficient support was fatal to his campaign.
2
a
: determining one's fate
the fatal flaw in this dazzling woman: a total lack of tasteMarya Mannes
b
: of or relating to fate
… this science sets a fatal necessity on things …H. O. Taylor
c
: resembling fate in proceeding according to a fixed sequence
3
: fateful
a fatal hour
4
obsolete : fated
Choose the Right Synonym for fatal

deadly, mortal, fatal, lethal mean causing or capable of causing death.

deadly applies to an established or very likely cause of death.

a deadly disease

mortal implies that death has occurred or is inevitable.

a mortal wound

fatal stresses the inevitability of what has in fact resulted in death or destruction.

fatal consequences

lethal applies to something that is bound to cause death or exists for the destruction of life.

lethal gas

Examples of fatal in a Sentence

a disease that is often fatal a chemical that can be fatal to birds She made a fatal mistake.
Recent Examples on the Web The Chicago Police Department posted a series of surveillance videos of an unidentified man wanted in the fatal shooting early Sunday, in which 30-year-old Huesca's gun and car were taken after he was gunned down while on his way home after work. Bill Hutchinson, ABC News, 24 Apr. 2024 During that time, the U.S. Department of Justice investigated the police department following 33 instances where officers shot people between 2008 and 2011 — including the fatal shooting of seven Black men in eight months. Joey Flechas, Miami Herald, 23 Apr. 2024 The killing was the 46th homicide in Kansas City this year, according to data tracked by The Star, which includes fatal police shootings. Andrea Klick, Kansas City Star, 23 Apr. 2024 Florida City police arrested 48-year-old Alexander Roque in the fatal shooting on Saturday of his girlfriend, 44-year-old Yessenia Rodriguez Marquez. Emily Deletter, USA TODAY, 23 Apr. 2024 David Samuel Lechner, 46, was sentenced to life in prison without the possibility of parole in connection with the fatal shooting of his wife, the 18th Judicial District Attorney’s Office said in an April 22 news release. Daniella Segura, Sacramento Bee, 23 Apr. 2024 And a fatal shooting earlier this year during the Super Bowl victory celebration in Kansas City underscores the danger people in big crowds face, even during the happiest of times, when an idiot with a gun and a grudge starts popping off shots. Detroit Free Press, 22 Apr. 2024 The Crimes Against Persons Unit is investigating the fatal shooting, according to police. Harriet Ramos, Fort Worth Star-Telegram, 20 Apr. 2024 Dozens of advocates urged board members to close the halls, detailing a litany of scandals in the last year, including eight probation officers placed on leave after allegedly watching a youth get beaten and the fatal overdose of an 18-year-old. Rebecca Ellis, Los Angeles Times, 12 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'fatal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English, from Latin fatalis, from fatum fate

First Known Use

14th century, in the meaning defined at sense 4

Time Traveler
The first known use of fatal was in the 14th century

Dictionary Entries Near fatal

Cite this Entry

“Fatal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fatal. Accessed 27 Apr. 2024.

Kids Definition

fatal

adjective
fa·​tal ˈfāt-ᵊl How to pronounce fatal (audio)
1
: deciding one's fate : fateful
on that fatal day
2
: causing death or ruin
a fatal accident
fatally
-ᵊl-ē
adverb

Medical Definition

fatal

adjective
fa·​tal ˈfāt-ᵊl How to pronounce fatal (audio)
: causing death
a fatal diabetic comaHavelock Ellis
fatally adverb

Legal Definition

fatal

adjective
fa·​tal
1
: causing failure of a legal claim or cause of action
a fatal defect in the proceedingsW. R. LaFave and J. H. Israel
2
: making something (as a contract) invalid or unenforceable
there is a fatal indefiniteness with the result that the agreement is voidJ. D. Calamari and J. M. Perillo
fatally adverb

More from Merriam-Webster on fatal

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