Definition of mortalnext
1
2
3
4

mortal

2 of 2

noun

Synonym Chooser

How does the adjective mortal differ from other similar words?

Some common synonyms of mortal are deadly, fatal, and lethal. While all these words mean "causing or capable of causing death," mortal implies that death has occurred or is inevitable.

a mortal wound

When might deadly be a better fit than mortal?

While in some cases nearly identical to mortal, deadly applies to an established or very likely cause of death.

a deadly disease

When is fatal a more appropriate choice than mortal?

The words fatal and mortal can be used in similar contexts, but fatal stresses the inevitability of what has in fact resulted in death or destruction.

fatal consequences

Where would lethal be a reasonable alternative to mortal?

In some situations, the words lethal and mortal are roughly equivalent. However, lethal applies to something that is bound to cause death or exists for the destruction of life.

lethal gas

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 mortal
Adjective
Joseph lauded Walsh’s steadiness in the face of mortal danger and noted that Walsh, after being shot twice in the torso and returning fire that killed the suspect, walked out of the house on his own power and called for his own ambulance. Robert Salonga, Mercury News, 26 Aug. 2026 By suggesting that Black women would willingly place their own children in mortal danger for profit, such narratives provided yet another means of humiliating, degrading and dehumanizing African Americans. The Conversation, 11 Aug. 2026
Noun
For the rest of us mere mortals, here are the travel bags worth investing in. Anna Cafolla, Vogue, 14 Aug. 2026 For mere mortals seeking adventure, canyoneering offers another way to experience Mount Olympus. Brittany Anas, Forbes.com, 13 Aug. 2026 See All Example Sentences for mortal
Recent Examples of Synonyms for mortal
Adjective
  • Zverev has one of the most lethal backhands in the game, if not the best, and the Grand Slam experience to know when to become a brick wall in a rally and let his opponent make a mistake.
    Ava Wallace, New York Times, 14 Sep. 2026
  • The girl was born with a condition called Amish lethal microcephaly, which causes an unusually small head and underdeveloped brain.
    Mead Gruver, Los Angeles Times, 14 Sep. 2026
Adjective
  • Deadly crash comes amid Labor Day travel The deadly crash happened during the Labor Day travel rush at the South Florida hub.
    Karissa Waddick, USA Today, 7 Sep. 2026
  • Jack Lang El Hadji Malick Diouf (Brentford) When Senegal beat England in a friendly last summer, the standout player was their rangy left-back, who seemed to spend the entire game ploughing up and down that flank and whipping in deadly crosses.
    David Ornstein, New York Times, 6 Sep. 2026
Adjective
  • Many enterprises’ security processes were built for a world in which threats developed at roughly human speed.
    Shane Buckley, Forbes.com, 15 Sep. 2026
  • The sense of being outside the patterns of human familial weaving is very sharp.
    Literary Hub, Literary Hub, 15 Sep. 2026
Adjective
  • Terrorism wasn’t a completely foreign concept, but the notion of a hostile, coordinated attack on our soil, at that scale, seemed like something that might only happen in a Tom Clancy novel or a summer blockbuster movie.
    Michael Silver, New York Times, 11 Sep. 2026
  • Now, civil engineer Jishen Qiu and his team wondered if engineers could exploit Mars’s hostile climate, rather than fighting the planet’s extremely low temperature.
    Mrigakshi Dixit, Interesting Engineering, 10 Sep. 2026
Noun
  • Throughout it all, Taylor has remained the same person, with the same values.
    Sarah Shephard, New York Times, 6 Sep. 2026
  • Instead of waiting for that person to issue a command, OlloNi could approach and initiate an interaction.
    Kurt Knutsson, FOXNews.com, 5 Sep. 2026
Adjective
  • That is until his young niece and nephew are kidnapped at a birthday party following the fatal shooting of his diplomat brother and the latter’s wife (Constanza Andrade).
    Michael Rechtshaffen, HollywoodReporter, 14 Sep. 2026
  • Boeing admitted responsibility for the fatal crashes and that its employees withheld information about the design flaw from the Federal Aviation Administration during certification.
    Alexandra Skores, CNN Money, 14 Sep. 2026
Adjective
  • It was blamed for two deaths, including a 74-year-old man found Wednesday near Kauai's south shore and a man found dead Monday on Oahu after a large tree fell on his tent.
    GENE JOHNSON, Arkansas Online, 12 Sep. 2026
  • To push through the change, the Nashville Airport Authority apparently had to update an actual policy that said someone must be dead for two years before having an airport named after them.
    Walden Green, Pitchfork, 11 Sep. 2026
Adjective
  • Meanwhile, the club’s short-term assets total just €529m, making for negative working capital of €376m, a €110m worsening on a year earlier.
    Chris Weatherspoon, New York Times, 11 Sep. 2026
  • Systems are designed to handle payment failures using offline card validation, short-term negative balances and grace periods.
    Miroslav Katsarov, Forbes.com, 10 Sep. 2026

Browse Nearby Words

Cite this Entry

“Mortal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mortal. Accessed 16 Sep. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster