Synonym Chooser

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

Some common synonyms of conclusive are decisive, definitive, and determinative. While all these words mean "bringing to an end," conclusive applies to reasoning or logical proof that puts an end to debate or questioning.

conclusive evidence

When would decisive be a good substitute for conclusive?

The words decisive and conclusive can be used in similar contexts, but decisive may apply to something that ends a controversy, a contest, or any uncertainty.

a decisive battle

When could definitive be used to replace conclusive?

The meanings of definitive and conclusive largely overlap; however, definitive applies to what is put forth as final and permanent.

the definitive biography

When might determinative be a better fit than conclusive?

While in some cases nearly identical to conclusive, 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 conclusive The condition has been studied for years with no real conclusive findings about what can be done to treat it. Audrey Noble, Vogue, 8 Oct. 2025 Clarke, Devoret and Martinis had conclusive proof that macroscopic quantum objects, such as a multitude of electrons, could tunnel, too. Dan Garisto, Scientific American, 7 Oct. 2025 The publication also noted that despite there being no conclusive evidence that Assata was directly to blame for the death of Foerster, New Jersey law stated that everyone involved was equally responsible for the murder. Chris Barilla, PEOPLE, 26 Sep. 2025 The maker of Tylenol, Kenvue, and organizations like the World Health Organization state there is no conclusive evidence for the claim. Beth Warren, Nashville Tennessean, 25 Sep. 2025 See All Example Sentences for conclusive
Recent Examples of Synonyms for conclusive
Adjective
  • Nothing definitive from Roseman.
    Brooks Kubena, New York Times, 5 Nov. 2025
  • But the answer that emerges from a review of Cheney’s actions and statements appears to be a definitive no.
    Josh Meyer, USA Today, 4 Nov. 2025
Adjective
  • The Broncos, meanwhile, are riding one of the least convincing six-game winning streaks in recent memory.
    Mike Sando, New York Times, 3 Nov. 2025
  • In reality, bringing the real-life husband and wife together on screen required some convincing.
    Andrew Ravens‎, MSNBC Newsweek, 31 Oct. 2025
Adjective
  • Indeed, the decisive role played by international allies like France and Spain is only one part of this sprawling story.
    Literary Hub, Literary Hub, 7 Nov. 2025
  • In Virginia, Abigail Spanberger secured the governorship with a decisive lead over Republican Winsome Earle-Sears, while Mikie Sherrill prevailed in New Jersey following a campaign centered on affordability and public safety.
    Martha McHardy, MSNBC Newsweek, 6 Nov. 2025
Adjective
  • Department stores still have to make a compelling case for consumers to come back.
    Phil Wahba, Fortune, 7 Nov. 2025
  • North Carolina is renowned for its music, creativity, and breathtaking mountain views, but its large-scale artworks offer another compelling reason to visit the state.
    Jennifer Prince, Southern Living, 7 Nov. 2025
Adjective
  • Adebayo, who missed only four games last season, sat out for the first time this season with a sprained left big toe.
    Barry Jackson, Miami Herald, 8 Nov. 2025
  • The trauma of last weekend will require patient rehabilitation and mental care.
    Philip Buckingham, New York Times, 8 Nov. 2025
Adjective
  • Flash flooding currents are strong and can sweep drivers off roadways.
    NC Weather Bot, Charlotte Observer, 8 Nov. 2025
  • But despite strong technical progress, widespread adoption remains challenging due to cost, infrastructure demands, and limited technological maturity.
    Atharva Gosavi, Interesting Engineering, 8 Nov. 2025
Adjective
  • However, Mamdani is still a clear frontrunner heading into Election Day, and maintained a two-digit lead in other polls taken just days earlier.
    Connor Greene, Time, 4 Nov. 2025
  • The assertions came despite a lack of clear scientific evidence, and Kenvue has called them simply false.
    NPR, NPR, 4 Nov. 2025
Adjective
  • But that factor would not be determinative alone.
    Isaac Chotiner, New Yorker, 6 Oct. 2025
  • No single factor alone will be determinative of the outcome and because of the different fact patterns that can arise when presented with a debt-equity question, not all of the factors will be relevant to each and every case.
    Virginia La Torre Jeker, Forbes.com, 13 Sep. 2025

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Cite this Entry

“Conclusive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/conclusive. Accessed 8 Nov. 2025.

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