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Synonym Chooser

How is the word decisive different from other adjectives like it?

Some common synonyms of decisive are conclusive, definitive, and determinative. While all these words mean "bringing to an end," decisive may apply to something that ends a controversy, a contest, or any uncertainty.

a decisive battle

When is conclusive a more appropriate choice than decisive?

In some situations, the words conclusive and decisive are roughly equivalent. However, conclusive applies to reasoning or logical proof that puts an end to debate or questioning.

conclusive evidence

When can definitive be used instead of decisive?

The words definitive and decisive are synonyms, but do differ in nuance. Specifically, definitive applies to what is put forth as final and permanent.

the definitive biography

When is it sensible to use determinative instead of decisive?

The meanings of determinative and decisive largely overlap; however, determinative adds an implication of giving a fixed character or direction.

the determinative factor in the court's decision

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 decisive Officials noted that his ball moved during his second shot on the 12th hole, and the consequences could be decisive for his fate in the event. Julio Cesar Valdera Morales, MSNBC Newsweek, 19 July 2025 The second set ultimately went all the way to a tiebreak, and after trading two mini-breaks apiece, the British pair gained a decisive two-point advantage, aided by a Pel double-fault. Leon Imber, New York Times, 12 July 2025 The idea that no one was born inherently superior, that status wasn’t tied to birth but to citizenship and shared rights, was a radical break in human history and a decisive rejection of Old World European ideology. Jared Nordlund, The Orlando Sentinel, 12 July 2025 Either be the firm, decisive leader who commands authority or the warm, approachable one who’s easy to talk to. Somdutta Singh, Forbes.com, 10 July 2025 See All Example Sentences for decisive
Recent Examples of Synonyms for decisive
Adjective
  • Corenswet has the right look—he’s got the glossy black hair, the resolute jaw—which points to another general Superman strength, particularly on film.
    Stephanie Zacharek, Time, 11 July 2025
  • While many Iranians have left Tehran amid ongoing turmoil, those who remain are resolute in their commitment to stay and support one another.
    Amir Daftari, MSNBC Newsweek, 20 June 2025
Adjective
  • The forensic evidence was so conclusive that the case settled for a fraction of the initial demand, saving millions in potential damages.
    Lars Daniel, Forbes.com, 14 July 2025
  • So Professor Thackeray, being a smart and thorough scientist, decided to obtain conclusive proof.
    Sam Kelly July 8, Literary Hub, 8 July 2025
Adjective
  • Introducing the 2025 Fortune 500, the definitive ranking of the biggest companies in America.
    Danny Bakst, Fortune, 13 July 2025
  • One of the things that makes Batman Begins so definitive a depiction of Batman’s origin is that this film, like its sequel The Dark Knight, depicted Gotham City as a living breathing character in the story.
    Mark Hughes, Forbes.com, 13 July 2025
Adjective
  • By morning, they were determined to find a way out.
    Julianna Bragg, CNN Money, 20 July 2025
  • With a bout against WBA champion Fernando Daniel Martinez already confirmed for November, Rodriguez must first take care of business against a dangerous and determined Cafu.
    Kilty Cleary, MSNBC Newsweek, 19 July 2025
Adjective
  • The Sirens is a compelling mix of contemporary, historical, and speculative fiction told through multiple points of view, mysterious dreams, and magical revelations.
    Kalie Cassidy July 25, Literary Hub, 25 July 2025
  • For example, an account director at an ad agency who feels valued at work is more likely to have a positive experience with a client and generate more compelling work for that client, thus resulting in that client staying with that agency long term.
    Greg Dolan, Forbes.com, 25 July 2025
Adjective
  • Citywide as of July 14, homicides are down 21% compared with this time last year and 35% compared with 2023, according to city data.
    Andrea May Sahouri, Freep.com, 25 July 2025
  • Wilkins, 29, was the Raiders’ marquee free agent signing last year, agreeing to a four-year, $110 million contract with $82.75 million guaranteed.
    Mark Anderson, Baltimore Sun, 25 July 2025
Adjective
  • Would Pelle Larsson remain a feisty presence intent on challenging for a rotation role?
    Ira Winderman, Sun Sentinel, 15 July 2025
  • Gale would be profoundly disappointed to see that, a century after this essay, the US government seems intent on going backwards rather than forwards.
    Deborah Williams July 14, Literary Hub, 14 July 2025
Adjective
  • His impersonation is so convincing that Lu and Shin are initially fooled.
    Allison DeGrushe Published, EW.com, 14 July 2025
  • How Companies Are Using AI One of the most convincing arguments for AI is its capacity to improve efficiency.
    Carmen Skipworth, Forbes.com, 14 July 2025

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Cite this Entry

“Decisive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/decisive. Accessed 29 Jul. 2025.

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