con·clu·sive | \kən-ˈklü-siv, -ziv\

Definition of conclusive 

1 : of, relating to, or being a conclusion

2 : putting an end to debate or question especially by reason of irrefutability The results were not conclusive.

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Other Words from conclusive

conclusively adverb
conclusiveness noun

Synonyms & Antonyms for conclusive


absolute, clear, deciding, decisive, definitive, last


inconclusive, indecisive, unclear

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Choose the Right Synonym for conclusive

conclusive, decisive, determinative, definitive mean bringing to an end. conclusive applies to reasoning or logical proof that puts an end to debate or questioning. conclusive evidence decisive may apply to something that ends a controversy, a contest, or any uncertainty. a decisive battle determinative adds an implication of giving a fixed character or direction. the determinative factor in the court's decision definitive applies to what is put forth as final and permanent. the definitive biography

Examples of conclusive in a Sentence

the archeological discovery was conclusive proof that the Vikings had indeed settled in North America around 1000 A.D. a conclusive argument for allowing the students to put on a play of their own choosing

Recent Examples on the Web

But the extent to which these figures are consequences of Trump’s own policymaking is far from conclusive. Nash Jenkins, Time, "President Trump Says He Got 'a Lot' of Support From the Black Community. Not Quite," 26 Apr. 2018 While ingredients like probiotics show some promise for atopic dermatitis and acne according to Hooper, the data for their use for things like preventing wrinkles is still far from conclusive. Cheryl Wischhover, Vox, "Vitamins for your hair, nails, and skin are everywhere on Instagram. Don’t fall for them.," 9 Apr. 2018 Despite the powerful anecdotal evidence from people like Theron and some of Dr. Tishler’s patients, the scientific evidence to support these findings is still far from conclusive. Carolyn L. Todd, SELF, "Charlize Theron Got Cannabis Edibles From Her Mom to Help Her Sleep," 12 Mar. 2018 Controversy arose however, after graphics displayed on screen suggested that the evidence used by Swarbrick to make his decision was less than conclusive., "WATCH: Romelu Lukaku Brace Seals Man United FA Cup Victory Against Huddersfield," 17 Feb. 2018 But the report was far from conclusive and Tether has never produced a real audit, leading to suspicions that Bitfinex may be printing virtual money backed by nothing. Nathaniel Popper, New York Times, "Worries Grow That the Price of Bitcoin Is Being Propped Up," 31 Jan. 2018 But the evidence is still far from conclusive, and experts agree that people with thyroid issues don’t need to avoid soy altogether. Marygrace Taylor, Good Housekeeping, "Is Soy Good Or Bad For You? We Have The Science-Backed Answer.," 17 May 2017 McCarty said the report was not conclusive, however. Claudia Vargas,, "'Nightmare on Monroe Street': A tiny Queen Village block's six-year feud with the Philly Water Department," 6 July 2018 Statements, however, don’t often provide the conclusive proof needed for claims. Ben Kesling, WSJ, "Injured in Training or Injured in Combat? It Makes a Big Difference in Vets’ Access to Care," 31 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'conclusive.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of conclusive

1536, in the meaning defined at sense 1

History and Etymology for conclusive

see conclude

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Last Updated

24 Sep 2018

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Time Traveler for conclusive

The first known use of conclusive was in 1536

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More Definitions for conclusive



English Language Learners Definition of conclusive

: showing that something is certainly true


con·clu·sive | \kən-ˈklü-siv \

Kids Definition of conclusive

: decisive sense 1 Police found conclusive evidence.

Other Words from conclusive

conclusively adverb This conclusively proves her innocence.



Legal Definition of conclusive 

1 : of, relating to, or being a conclusion

2 : putting an end to debate or question especially by reason of inability to be refuted

Other Words from conclusive

conclusively adverb
conclusiveness noun

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