Definitions

conclusive

[kuhn-kloo-siv] / kənˈklu sɪv /

ADJECTIVE

definite, final

Synonyms

STRONGEST

compelling convincing decisive indisputable irrefutable irrevocable precise unambiguous undeniable unmistakable

WEAK

absolute all out clear clinching cogent deciding demonstrative determinant determinative flat out incontrovertible irrefragable irrefrangible litmus test resolving revealing settling straight out telling ultimate unanswerable unarguable unconditional unquestionable what you see is what you get

Antonyms

STRONGEST

ambiguous disputable doubtful dubious indefinite questionable refutable uncertain unsure

WEAK

inconclusive

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The failure of negotiations to reach a conclusive end to the war doesn’t bode well for U.S.-Gulf ties, Saif said.

From The Wall Street Journal • Jun. 4, 2026

“Although we do not have conclusive evidence of this occurring yet, it may still be on the horizon, and increased churn in the labor market could be anticipated.”

From The Wall Street Journal • May 27, 2026

But a review in 2024 found there was not enough conclusive evidence of his age.

From Barron's • May 15, 2026

But without conclusive research, it's just a guessing game - and one in which F1 risks, not for the first time, taking a wrong step because it failed to undertake rigorous analysis.

From BBC • May 14, 2026

It was J. S. Bach who presented, in around 1722, the most conclusive evidence that an Equal Temperament system could work.

From "The Story of Music" by Howard Goodall

Vocabulary lists containing conclusive

The Emancipation Proclamation (1862)

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Case Closed: Clud, Clus

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The Articles of Confederation (1777)

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