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 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 So far, no conclusive evidence shows that naps themselves lead directly to an increase in mortality, according to Walia. Brian Mastroianni, Health, 19 June 2025 Broadcasters and streamers prefer to use 28-day figures, which provide a more conclusive overview. Jake Kanter, Deadline, 18 June 2025 See All Example Sentences for conclusive
Recent Examples of Synonyms for conclusive
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
  • 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
  • His impersonation is so convincing that Lu and Shin are initially fooled.
    Allison DeGrushe Published, EW.com, 14 July 2025
Adjective
  • Curiously, the two players who were decisive in last night’s tie, Coll and Bonmati, were the two major issues for Spain in the run-up to and during these Euros.
    Laia Cervelló Herrero, New York Times, 24 July 2025
  • That put a runner in scoring position, so Brandon Nimmo’s hit drove in what proved to be the decisive run in the game.
    Jeff Fletcher, Oc Register, 23 July 2025
Adjective
  • Whether through cultural celebration or a tribute to urban sports culture, the July drops reflect Tier’s evolving mission: to create pieces that are both visually compelling and grounded in meaning.
    Essence, Essence, 25 July 2025
  • 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
Adjective
  • The high school's five home games were played away last fall while the new bleachers remained under construction.
    Katie Nixon, The Tennessean, 25 July 2025
  • 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
Adjective
  • This results in a charge imbalance that builds up an electric field strong enough to trigger flashes of lightning.
    National Geographic, National Geographic, 13 Jan. 2023
  • According to research from Everytown for Gun Safety, a nonprofit that advocates for gun control, strong gun control laws are correlated with fewer gun deaths.
    Elliot Hughes, Journal Sentinel, 13 Jan. 2023
Adjective
  • But his bet is clear: That in a fractured media world, personality, tone, and trust matter more than legacy or even scale.
    Andy Meek, Forbes.com, 23 July 2025
  • Now it's become clear that electric vehicles won’t take over as quickly as expected.
    Stuart Dyos, The Tennessean, 23 July 2025
Adjective
  • But as independents ourselves, the two of us can’t participate despite the fact that primaries are often more determinative of who gets elected than the November general election.
    Dr. Jessie Fields, New York Daily News, 1 June 2025
  • To make market size less determinative and chaos more predictable.
    Mike Vorkunov, New York Times, 22 June 2025

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Cite this Entry

“Conclusive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/conclusive. Accessed 30 Jul. 2025.

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