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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 But that did not translate into a decisive shift to the left nationally, which was exemplified in the 2020 Democratic primary for president when voters chose Joe Biden over more progressive contenders. Phillip M. Bailey, USA Today, 26 June 2025 But the words of the world have now been reinforced with decisive military action. New York Daily News, Twin Cities, 26 June 2025 Iran came to Russia’s aid in its war with Ukraine, playing a decisive role through supplying the model for its cheap and effective Shahed drones, which Russia has used to significant effect. Brady Knox, The Washington Examiner, 19 June 2025 There’s an actual path to decisive success, and that can change the political calculus in Washington. Efrat Lachter, FOXNews.com, 19 June 2025 See All Example Sentences for decisive
Recent Examples of Synonyms for decisive
Adjective
  • 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
  • The older priest is resolute, determined to once more do battle with the Devil.
    Frank Scheck, HollywoodReporter, 5 June 2025
Adjective
  • First, as Paul points out, laboratory tests may not be conclusive or may appear normal, even when the patient is clearly experiencing abnormal symptoms.
    Elizabeth Yuko, Flow Space, 7 July 2025
  • Replay seemed to show LeMahieu getting in under Sánchez’s tag, but a lack of conclusive evidence led to the original call being upheld after a review.
    Gary Phillips, New York Daily News, 21 June 2025
Adjective
  • Introducing the 2025 Fortune 500, the definitive ranking of the biggest companies in America.
    Sasha Rogelberg, Fortune, 6 July 2025
  • For many, Shirow is one of the definitive modern manga creators and is also hugely influential.
    Ollie Barder, Forbes.com, 4 July 2025
Adjective
  • But that doesn't diminish the emotional payoff of watching its determined hero tackle (no pun intended) one obstacle after another.
    Sophie van Bastelaer, EW.com, 7 July 2025
  • The winner of the Kansas City Regional will advance to the TBT quarterfinals on July 28 at a yet to be determined location.
    Gary Bedore July 7, Kansas City Star, 7 July 2025
Adjective
  • In a category full of compelling options, this is arguably the most compelling choice.
    Karl Brauer, Forbes.com, 1 July 2025
  • Through the launch of Pyrex Vision, Off-White, and his later appointment at Louis Vuitton, Givhan urges readers to engage with the many facets that embodied Virgil, the designer who was also an adept listener, watcher, and one of the most compelling figures to ever exist in the fashion industry.
    Robyn Mowatt, Essence, 30 June 2025
Adjective
  • Plus one last trip to a paleontology museum to reflect on and compare what’s been learned along the way, feeling in that excitement like children again.
    Laurie Werner, Forbes.com, 30 June 2025
  • The first payments from Canada's digital services tax, which was enacted last year and applies retroactively to 2022, were initially set to be collected Monday.
    Lim Hui Jie, CNBC, 30 June 2025
Adjective
  • In word and deed since, Leo has seemed intent on almost disappearing into the role.
    Nicole Winfield, Los Angeles Times, 5 July 2025
  • Since that fateful day in November 2022 our university has become stronger, more intent on its purpose and more supportive of each other.
    Idaho Statesman, Idaho Statesman, 4 July 2025
Adjective
  • Hallucinations, when models generate convincing but false information, can mislead decision-making and create legal exposure.
    Shane Buckley, Forbes.com, 30 June 2025
  • Why the latest PayPal phishing scam is so convincing Most phishing scams try (and fail) to impersonate big companies.
    Kurt Knutsson, FOXNews.com, 28 June 2025

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Cite this Entry

“Decisive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/decisive. Accessed 13 Jul. 2025.

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