UNTHINKABLY Synonyms: 20 Similar and Opposite Words

unthinkably

adverb

as in incredibly

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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 unthinkably His Saturday-night blowout in Amsterdam officially kicked off the first Harry tour season since his record-breaking Love On Tour signed off in July 2023 — an unthinkably long layoff for the ultimate mega–pop crowd-crusher. — Rob Sheffield, Rolling Stone, 17 May 2026 Prior to 2015, that ad would have struck almost everyone as unthinkably crass and disturbing. — Conor Friedersdorf, The Atlantic, 12 May 2026 The difference between first and second place in several events at the 2026 Winter Games has come down to margins almost unthinkably small — a matter of tenths of a point, hundredths of a second or, in one case, a tiebreaker that came down to a judges’ ruling. — Patricia Mazzei, New York Times, 18 Feb. 2026 The question is whether every living thing would be wiped out (maybe other than some cockroaches) or if the impact would be something merely unthinkably horrible. — Erik Sherman, Forbes.com, 29 Jan. 2026 If this is true then the ancient greenhouse world of the dinosaurs, lasting into the early age of mammals and already known to be sweltering, was even more unthinkably hot than previously appreciated. — Peter Brannen, Quanta Magazine, 15 Sep. 2025

Recent Examples of Synonyms for unthinkably

Adverb

Iran’s currency – the rial – is incredibly weak and dropped to a record low of two million against the US dollar yesterday.

— Nadeen Ebrahim, CNN Money, 25 Aug. 2026
Instead of using the developed AI software to create the animation, the film is incredibly homespun.

— Jason P. Frank, Vulture, 24 Aug. 2026

Definition of incredibly

Adverb

His wife welcomes me into their open-air kitchen for coffee and tamal de maicena — homemade milk tarts made with cornstarch, which are unbelievably fresh and delicious.

— Jennifer Leigh Parker, Forbes.com, 21 Aug. 2026
All this should be very exciting for fans who have long known one of their favorite games is still unbelievably nerdy and cheesy, but still wanted to see it in the mainstream.

— Brian Welk, IndieWire, 19 Aug. 2026

Definition of unbelievably

Adverb

Because these cosmic signals are inconceivably small, preserving every single photon is crucial.

— Sharmila Kuthunur, Space.com, 25 July 2026
The 3,200-megapixel camera, built by the SLAC National Accelerator Laboratory, can take an almost inconceivably high-definition image of the sky every 40 seconds or so, and Rubin’s giant mirror offers an enormous, panoramic vista.

— Clara Moskowitz, Scientific American, 1 July 2026

Definition of inconceivably

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unthinkable

unthinkably

unthinking

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“Unthinkably.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unthinkably. Accessed 26 Aug. 2026.

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Synonyms of unthinkably

adverb

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