NONVIABLE Synonyms: 46 Similar and Opposite Words

nonviable

adjective

Definition of nonviable

as in impossible

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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 nonviable These threats erupted after the Wall Street Journal reported on my life-threatening ectopic pregnancy—a nonviable pregnancy with no heartbeat. — Khaleda Rahman, MSNBC Newsweek, 26 June 2025 Thus, access to some of the most effective contraceptive methods could be jeopardized at a time when the right to terminate an unintended or nonviable pregnancy has been rolled back in much of the country. — Carol S. Weisman, The Conversation, 23 June 2025 The pregnancy is nonviable, and can be life-threatening if not removed. — Stephanie McNeal, Glamour, 19 June 2025 But if a planning pause was also directed, that could cause offensive options to become stale and therefore nonviable. — Gordon G. Chang, Newsweek, 3 Mar. 2025 See All Example Sentences for nonviable

Recent Examples of Synonyms for nonviable

Adjective

The visions of Dreamers can be fraught with symbolism and almost impossible to understand.

— Amanda Whiting, Vulture, 10 Aug. 2026
In many situations, landing a drone to replace a battery can be too dangerous or simply impossible.

— Maryna Holovnova, New Atlas, 9 Aug. 2026

Definition of impossible

Adjective

But critics say the code is difficult to implement, unworkable in practice and could lead to discrimination against trans people.

— Harriet Marsden, TheWeek, 6 Aug. 2026
In many cases, accounting for those risks makes projects financially unworkable, which is why uncertainty often causes developers to delay or walk away from deals altogether.

— Lee Kiser, Forbes.com, 29 July 2026

Definition of unworkable

Adjective

Lastly, both of the attacks use methods that would likely be infeasible outside of testing environments.

— Dan Goodin, ArsTechnica, 29 July 2026
This humanistic approach is often what helps establish sustainable and practical treatment modalities, rather than relying on answers that can simply be read out of a textbook and may be infeasible to implement.

— Forbes.com, Forbes.com, 26 July 2026

Definition of infeasible

Adjective

Trucks and storage facilities fill up quickly with material that yields little value by weight, making collection and transport economically unviable.

— Bloomberg, Mercury News, 16 July 2026
While the economics of hydrogen production have historically rendered the technology unviable in most cases, a community like Vieques is one specific instance where the costs might just balance out.

— IEEE Spectrum, IEEE Spectrum, 15 July 2026

Definition of unviable

Adjective

In practical terms, that means work once considered computationally unfeasible is now achievable.

— Hayley Tabor, Forbes.com, 29 July 2026
Pearlstein says that individuals learning to take up arms is a response to the unfeasible high cost of armed guards at Jewish institutions, and also the lack of solutions to combat antisemitism from legacy organizations and advocates.

— ABC News, ABC News, 24 July 2026

Definition of unfeasible

Adjective

The Republican appointees said the legal protections apply only in formal immigration proceedings, and would be too impracticable and burdensome to apply at the border.

— Leah Litman, The Atlantic, 26 June 2026
Steer clear of impracticable, luxurious purchases that might tempt you.

— Georgia Nicols, Denver Post, 8 May 2026

Definition of impracticable

Adjective

Other models, like Dive-LD and Dive-XL, are used to map the seafloor and perform missions that are too dangerous or impractical for human divers.

— Encyclopedia Britannica, Encyclopedia Britannica, 7 Aug. 2026
The alternatives to dealing with this problem would be redesigning airports (impractical and expensive) or restricting flight schedules (really expensive), so Airbus wants to make the new wings foldable.

— David Szondy August 04, New Atlas, 4 Aug. 2026

Definition of impractical

Adjective

After 40, about half are abnormal and unlikely to result in pregnancy.

— Jen Christensen, CNN Money, 11 Aug. 2026
There is even a brief potential window for a few tiny raindrops in the Sacramento area Wednesday, although any rain on the radar is unlikely to reach the ground.

— Sean Macaday, Sacbee.com, 10 Aug. 2026

Definition of unlikely

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nonverbal

nonviable

nonviolence

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Style

“Nonviable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nonviable. Accessed 11 Aug. 2026.

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Synonyms of nonviable

adjective

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