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 To date, there is no conclusive evidence that tattoos cause skin cancer; however, researchers are investigating whether there could be a link. Cindy Krischer Goodman, Sun Sentinel, 28 July 2025 According to a comprehensive account by David Makovsky in The New Yorker, the agents extracted conclusive evidence from Othman’s computer: Syria was secretly building a plutonium reactor, Al Kibar, with help from North Korea. David Remnick, New Yorker, 28 July 2025 As far as relieving depression symptoms, there was little conclusive evidence that omega-3 supplements had any impact; the scientists found more studies produced no effects than those that showed some, compared to a placebo. New Atlas, 14 July 2025 But the fact that Shakespeare wrote about love potions, sleeping potions, and other fanciful elixirs isn’t conclusive evidence. Sam Kelly july 8, Literary Hub, 8 July 2025 See All Example Sentences for conclusive
Recent Examples of Synonyms for conclusive
Adjective
  • If all of this doesn’t fulfill your Born to Run 50 needs, Peter Ames Carlin — author of the definitive Springsteen biography Bruce — has just released Tonight in Jungleland: The Making of Born to Run.
    Andy Greene, Rolling Stone, 22 Aug. 2025
  • None of the coaches offered a definitive answer, but Brosmer attributes the skill — and it should be noted as such — to experience.
    Alec Lewis, New York Times, 21 Aug. 2025
Adjective
  • All contribute to a convincing business vision and clear investment thesis that internal and external stakeholders can understand and convey.
    Noah Barsky, Forbes.com, 20 Aug. 2025
  • The Dream picked up a nice national TV win in San Francisco on Sunday, knocking off the Golden State Valkyries with a convincing third-quarter blitz.
    Steven Louis Goldstein, New York Times, 19 Aug. 2025
Adjective
  • Against the Packers, Fields was decisive after taking what the defense gave him, completing 3-of-4 passes and rushing for a touchdown.
    Antwan Staley, New York Daily News, 17 Aug. 2025
  • Weapons took decisive care of its competition for a second week in a row at the box office.
    Ryan Coleman, EW.com, 17 Aug. 2025
Adjective
  • Having grown up just outside the city—and after a professional chapter in New York—he’s returned to find a design scene that’s evolved in compelling ways.
    Leonora Epstein, Architectural Digest, 18 Aug. 2025
  • Watkins’ commitment to teaching science started back in fifth grade, when her science teacher, Joy Ward-Drew, sparked an interest through her compelling teaching style and nurturing skills.
    Janice Neumann, Chicago Tribune, 17 Aug. 2025
Adjective
  • The Golden State Warriors and Miami Heat came together on a blockbuster trade before the NBA trade deadline last year.
    Evan Massey, MSNBC Newsweek, 18 Aug. 2025
  • The Powerball jackpot was last won May 31, when a California player hit the $204.5 million grand prize.
    Don Sweeney, Fort Worth Star-Telegram, 17 Aug. 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
  • Without a clear national figurehead, however, that task largely falls to Democratic mayors, several of whom stressed that their cities are successfully combating violence.
    Francesca Chambers, USA Today, 15 Aug. 2025
  • Live, her shows feature virtuoso playing and clear, strong country vocal stylings, mixed with a relaxed air that feels akin to jam session-style pickin' parties.
    Marcus K. Dowling, The Tennessean, 15 Aug. 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 28 Aug. 2025.

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