DECISIVE Synonyms: 157 Similar and Opposite Words

Q: How is the word 'decisive' different from other adjectives like it?

Some common synonyms of decisive are conclusive , definitive , and determinative . While all these words mean "bringing to an end," decisive may apply to something that ends a controversy, a contest, or any uncertainty. // a decisive battle

Q: When is 'conclusive' a more appropriate choice than 'decisive'?

In some situations, the words conclusive and decisive are roughly equivalent. However, conclusive applies to reasoning or logical proof that puts an end to debate or questioning. // conclusive evidence

Q: When can 'definitive' be used instead of 'decisive'?

The words definitive and decisive are synonyms, but do differ in nuance. Specifically, definitive applies to what is put forth as final and permanent. // the definitive biography

Q: When is it sensible to use 'determinative' instead of 'decisive'?

The meanings of determinative and decisive largely overlap; however, determinative adds an implication of giving a fixed character or direction. // the determinative factor in the court's decision

decisive

adjective

di-ˈsī-siv

Definition of decisive next

as in resolute

fully committed to achieving a goal only a team with a decisive attitude is going to win a state championship

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in conclusive

having the power to persuade a lawyer who knows how to construct the kind of decisive argument that sways a jury

Synonyms & Similar Words

Antonyms & Near Antonyms

as in definitive

serving to put an end to all debate or questioning the decisive finding of the coroner regarding the cause of death

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word decisive different from other adjectives like it?

Some common synonyms of decisive are conclusive, definitive, and determinative. While all these words mean "bringing to an end," decisive may apply to something that ends a controversy, a contest, or any uncertainty.

a decisive battle

When is conclusive a more appropriate choice than decisive?

In some situations, the words conclusive and decisive are roughly equivalent. However, conclusive applies to reasoning or logical proof that puts an end to debate or questioning.

conclusive evidence

When can definitive be used instead of decisive?

The words definitive and decisive are synonyms, but do differ in nuance. Specifically, definitive applies to what is put forth as final and permanent.

the definitive biography

When is it sensible to use determinative instead of decisive?

The meanings of determinative and decisive largely overlap; however, 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 decisive President Gerald Ford set a precedent with his preemptive pardon of Richard Nixon but the Supreme Court has demonstrated many times that precedents are not decisive. —

Rafael Perez, Orange County Register, 17 Jan. 2025 On the decisive sequence, Cates barely won a race to the puck at the red line, chipped it in the air, batted it forward with his glove and then lifted a backhander past Bobrovsky with two Panthers bearing down on him from behind. —

Miami Herald, 14 Jan. 2025 Protecting the Future The rise of Red Note demands action—not panic, but thoughtful, decisive measures to safeguard people and democratic principles. —

Jason Snyder, Forbes, 14 Jan. 2025 Putin is gambling that Russia can outlast Ukraine, believing that without decisive Western aid, Ukrainian morale and resources will collapse. —

John Mac Ghlionn, Newsweek, 14 Jan. 2025 See all Example Sentences for decisive

Recent Examples of Synonyms for decisive

Adjective

In a statement the night the fire reached the Villa, a Getty Center and Getty Villa Museum spokesperson said the museum benefitted from resolute brush clearance and hearty, double-wall construction.

— Matteo Moschella, NBC News, 12 Jan. 2025
This means rejecting, with resolute conviction, the seductive allure of victimhood and its tacit relinquishment of personal agency.

— Richard Menger MD MPA, Forbes, 22 Dec. 2024