DEFINITIVELY Synonyms: 40 Similar and Opposite Words

definitively

adverb

Definition of definitively

as in clearly

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Recent Examples of definitively The contradicting geological and orbital observations for Phobos and Deimos collected to date have prevented scientists from definitively establishing one hypothesis over the other. — Josh Dinner, Space.com, 18 Oct. 2026 Okay, so Holmes and Evans are definitively not classic-comedy fans. — Emma Specter, Vogue, 17 Oct. 2026 The company's preliminary findings do not definitively rule out data theft. — Kurt Knutsson, FOXNews.com, 16 Oct. 2026 Despite telling police definitively that she had been raped, the report Ithaca police sent to the district attorney omitted this language. — Kaitlyn M. Sims, The Conversation, 8 Oct. 2026 But earlier this week, May stunned fans by definitively stating he was done in an interview with The Times. — Andy Greene, Rolling Stone, 6 Oct. 2026 However, that does not definitively mean there were no hurricanes. — Eric Berger, ArsTechnica, 6 Oct. 2026 This story persists, even though the Plath scholar Janet Badia, in her foundational book Sylvia Plath and the Mythology of Women Readers, proved definitively that these protests never happened. — Literary Hub, 5 Oct. 2026 Hill noted that neither the Supreme Court nor the 10th Circuit has yet definitively resolved the question, though most courts that have considered the issue have found that ALPR use does not constitute a search. — Rena Rowe, The Washington Examiner, 3 Oct. 2026

Recent Examples of Synonyms for definitively

Adverb

Yet the reporting does not clearly distinguish between regional conditions that increase risk and findings establishing why these buildings developed mold.

— Chicago Tribune, Chicago Tribune, 28 Oct. 2026
The authors acknowledge the tax code doesn’t clearly define wagering, and neither courts nor the IRS have stated a position on whether sports event contracts count as wagers under tax law.

— Michael McCann, Sportico.com, 27 Oct. 2026

Definition of clearly

Adverb

Plausible deniability is the ability of a person or organization to deny knowledge of, responsibility for or involvement in a controversial action in a manner that cannot be conclusively disproved.

— Chicago Tribune, Chicago Tribune, 27 Oct. 2026
The discoveries will undergo further study, though officials did not report finding any artifacts conclusively linked to Earhart's missing aircraft.

— Andrea Margolis, FOXNews.com, 19 Oct. 2026

Definition of conclusively

Adverb

While the iPhone Duo’s software certainly felt much smoother and more fluid than Android alternatives, many of its core features have been available on Samsung or Google phones for years.

— Lisa Eadicicco, CNN Money, 21 Oct. 2026
From broader cultural debates, including race and equity, to how the league enforces its rules, there are certainly things the new WNBA commissioner will need to address next season and beyond.

— Scott Thompson OutKick, FOXNews.com, 21 Oct. 2026

Definition of certainly

Adverb

Halloween candy hasn’t even been handed out yet, but Hilary Duff is definitely in a Christmas mood already.

— Gil Kaufman, Billboard, 23 Oct. 2026
Nolan will, most definitely, be in the running for best director once again, while the likes of Matt Damon, Anne Hathaway, Samantha Morton, and Robert Pattinson are jostling for position in the various acting races.

— Radhika Seth, Vogue, 23 Oct. 2026

Definition of definitely

Adverb

The bike could surely be quite a bit lighter without the folding capability, but Lectric has made the entire Trike2 range foldable, so that's that!

— Loz Blain October 26, New Atlas, 27 Oct. 2026
Much like the Whos down in Whoville kept the spirit of Christmas alive in spite of the Grinch’s gift-stealing gambit, Halloween revelers can surely find ways to enjoy merriment on Saturday.

— The Editorial Board, Chicago Tribune, 27 Oct. 2026

Definition of surely

Adverb

Achieving complete reusability with an orbital rocket has never been done before, so SpaceX’s engineering team will undoubtedly face some significant hurdles.

— Eric Berger, ArsTechnica, 21 Oct. 2026
His favorite part of his job today, undoubtedly, is interacting with customers.

— Kansas City Star, Kansas City Star, 21 Oct. 2026

Definition of undoubtedly

Adverb

More positively, business fundamentals for many AI companies look solid.

— Fred Imbert, CNBC, 22 Oct. 2026
In Gensler’s Global Workplace Survey Comparison 2023, 94% of employees in high-performing workplaces said working from the office positively affected their individual productivity.

— Tyson Gundersen, Forbes.com, 20 Oct. 2026

Definition of positively

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“Definitively.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/definitively. Accessed 28 Oct. 2026.

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Synonyms of definitively

adverb

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