A PRIORI Synonyms: 61 Similar and Opposite Words

a priori 1 of 2

adjective

ˌä-prē-ˈȯr-ē

Definition of a priori

as in inferable

being or provable by reasoning in which the conclusion follows necessarily from given information an a priori argument for the defendant's innocence

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a priori

2 of 2

adverb

as in early

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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 a priori

Adjective

This sort of a priori justification for ESAs explains a few things. — Chandler Fritz, Harpers Magazine, 20 Aug. 2025 One of his most significant contributions was introducing new mathematical tools to model and incorporate a priori data—which relies on deductive reasoning to make predictions—to address signal recovery challenges. — IEEE Spectrum, 3 Oct. 2024 Knowing a priori which stocks will outperform the market is also much more difficult than reviewing the trends that occurred in the past. — Wayne Winegarden, Forbes, 2 Oct. 2024 Alongside this effort, wildlife trafficking should be designated as a predicate offense for wiretap authorizations, which would empower authorities to start gathering intelligence without having to prove a link to other crimes a priori. — Vanda Felbab-Brown, Foreign Affairs, 15 May 2023 See All Example Sentences for a priori

Recent Examples of Synonyms for a priori

Adjective

That would be demonstrated if general relativity is derivable from quantum gravity.

— Amanda Gefter, Quanta Magazine, 25 Sep. 2024
And to little purpose, there being agreement among most faiths on the important morals, generally derivable from the golden rule.

— Letters To The Editor, The Mercury News, 16 Aug. 2024

Definition of derivable

Adverb

As speaker, Bacon will oversee a 49-member Democratic supermajority in the House when the legislature reconvenes early next year.

— Christa Swanson, CBS News, 8 Nov. 2026
Study participants who drank warm water were also able to pass gas significantly earlier than those who did not.

— Carrie Madormo, Verywell Health, 8 Nov. 2026

Definition of early

Adjective

But that won’t keep them from trying, and when people’s passions are aroused, and emotions crowd out reasoned thought, anything can happen.

— Chris Roemer, Baltimore Sun, 21 Oct. 2026
In layman’s terms, critical thinking is the ability to think independently by questioning claims, weighing evidence, and making reasoned judgments.

— Ted Ladd, Forbes.com, 29 Aug. 2026

Definition of reasoned

Adverb

However, the flight system encountered a technical fault when Fluctus misinterpreted air pressure fluctuations as a crash landing and prematurely declared an emergency apogee, assuming the rocket was beyond recovery.

— Muskan Bhatia, Interesting Engineering, 7 Nov. 2026
Earlier Thursday, the Justice Department informed the court that a construction contractor had prematurely painted lines on the grounds.

— Steven Portnoy, ABC News, 5 Nov. 2026

Definition of prematurely

Adverb

Police previously said investigators found no evidence of an actual plan to carry out violence at the school.

— Sacbee.com, Sacbee.com, 3 Nov. 2026
The council’s executive director, Blair Stanford, confirmed the previously unreported contribution and said CMS requested the financial support.

— Charlotte Observer, Charlotte Observer, 2 Nov. 2026

Definition of previously

Adverb

Never before have Latinos occupied the top spots in both chambers of the Legislature and the governor’s mansion simultaneously, Rivas told the cheering crowd.

— Los Angeles Times, Los Angeles Times, 4 Nov. 2026
At its peak, the track is crunchier and more punishing than anything she’s put out before.

— James Gui, Pitchfork, 4 Nov. 2026

Definition of before

Browse Nearby Words

après

a priori

apropos

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“A priori.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/a%20priori. Accessed 9 Nov. 2026.

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Synonyms of a priori

adjective

adverb

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