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 findings were intriguing, but not conclusive. Eric Berger, ArsTechnica, 11 Sep. 2025 Trans athletes and their advocates, meanwhile, say there is a lack of consistent, conclusive research to support this claim and argue trans people deserve the right to compete with their peers. Dakin Andone, CNN Money, 10 Sep. 2025 Owners and teams contractually assent to the league and commissioner having final, binding and conclusive authority, meaning courts would give the league sizable deference. Michael McCann, Sportico.com, 10 Sep. 2025 The geranium and the gingko tree yield data but no conclusive results. Stephanie Bunbury, Deadline, 5 Sep. 2025 See All Example Sentences for conclusive
Recent Examples of Synonyms for conclusive
Adjective
  • The most definitive way of diagnosing MASH is via a liver biopsy.
    Bruce Y. Lee, Forbes.com, 16 Sep. 2025
  • The key factor here is whether the product meets our rigorous and definitive clean standard (detailed above) while offering exceptional and impressive results.
    Sophia Panych, Allure, 16 Sep. 2025
Adjective
  • Rather, the goal is to maximise investment returns – Mounsey-Heysham and his co-founders just happen to believe the best way to do that is to identify companies with convincing answers to large and seemingly intractable societal problems.
    David Prosser, Forbes.com, 17 Sep. 2025
  • The judges jumped in to suggest Kilaru’s analogies weren’t so convincing in the context of a football player like Pavia, who has a limited window to earn NIL money.
    Michael McCann, Sportico.com, 16 Sep. 2025
Adjective
  • In a moment of fading political consensus, but accelerating real-world change, decisive leadership matters more than ever.
    Elisabeth Brier, Forbes.com, 18 Sep. 2025
  • The poll found a majority or plurality of voters believe that Hochul works hard, demonstrates honesty, gets things done, provides decisive leadership, and cares about people—four categories where her numbers are up significantly from June 2024 (this is first time 'get things done' was asked).
    Nick Mordowanec, MSNBC Newsweek, 16 Sep. 2025
Adjective
  • Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from celebrity news to compelling human interest stories.
    Abigail Adams, PEOPLE, 19 Sep. 2025
  • Chunk brings a compelling storyline to this year's competition.
    Bill Chappell, NPR, 19 Sep. 2025
Adjective
  • The Red Rocketeers were able to stop the Tigers from scoring early in the game by a fumble recovery by captain Nathan Rivera, and also secured a last-second interception by Frankie Strachan on a Hail Mary attempt by Tigers QB Dylan Keenan.
    Zachary McMahon, Boston Herald, 20 Sep. 2025
  • The Rockies, who snapped a five-game losing streak and won for just the second time in their last 13 games, won via timely hitting and stellar work by the bullpen.
    Patrick Saunders, Denver Post, 20 Sep. 2025
Adjective
  • The Red Rocketeers were looking to bounce back after a tough loss against King Phillip, but the opponent was strong.
    Zachary McMahon, Boston Herald, 20 Sep. 2025
  • Sgarbossa cited strong consumer response, with more than half of accessory sales credited to the new lines.
    Miles Socha, Footwear News, 19 Sep. 2025
Adjective
  • Carrie Severino, president of the conservative advocacy group Judicial Crisis Network, told the Washington Examiner that clearer emergency docket orders can help stop issues from returning to the docket, while commending the justices for taking up the FTC firing case.
    Jack Birle, The Washington Examiner, 23 Sep. 2025
  • The suite of changes were announced despite a notable lack of clear scientific evidence to support these moves.
    Jon Hamilton, NPR, 23 Sep. 2025
Adjective
  • 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
  • One is determinative, and the architects of that story already know the morality contained in the story, with the objective to lay out a moral system.
    Etan Vlessing, HollywoodReporter, 7 Sep. 2025

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Cite this Entry

“Conclusive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/conclusive. Accessed 23 Sep. 2025.

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