UNTESTED Synonyms: 138 Similar and Opposite Words

untested

adjective

Definition of untested

as in unproven

Related Words

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Dissimilar Words

as in untried

Related Words

Dissimilar Words

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 untested The endeavor calls for an untested spacecraft built by the Arizona company Katalyst Space Technologies to rendezvous and dock with Swift — something the observatory was never designed to do — before the observatory falls back to Earth. — Tariq Malik, Space.com, 19 June 2026 Those powers, however, remain relatively untested and may only be applicable for specific countries, rather than on a worldwide basis. — Bloomberg, Mercury News, 19 June 2026 And the main untested variable will come with Mojtaba Khamenei’s leadership. — Mostafa Salem, CNN Money, 18 June 2026 The company also revealed that the concept is designed to fit within existing airport gates and airline operations, use standard jet fuel or sustainable aviation fuel, and avoid reliance on airport charging infrastructure or untested fuel types. — Prabhat Ranjan Mishra, Interesting Engineering, 13 June 2026 See All Example Sentences for untested

Recent Examples of Synonyms for untested

Adjective

Ethical issues also include informed consent from tissue donors, the regulation of experimental therapies, the marketing of unproven stem-cell treatments, and equitable access to emerging regenerative medicines.

— Encyclopedia Britannica, Encyclopedia Britannica, 10 July 2026
The government should not be allowed to make unproven allegations and then use those allegations to pressure our institutions into private settlements.

— Livi Stanford, Hartford Courant, 10 July 2026

Definition of unproven

Adjective

Still, all but Verse (7 ½ sacks last year) are untried.

— Nick Canepa, San Diego Union-Tribune, 6 June 2026
The audacity of such a mission, wrapping so many untried things into a single flight, meant Artemis III would not have launched for at least two more years, and probably more like three, four, or more.

— Stephen Clark, ArsTechnica, 14 Mar. 2026

Definition of untried

Adjective

But Starship still must demonstrate multiple unproved capabilities that are crucial to NASA’s plans—such as the in-space refueling, via multiple launches, that’s required for sending the vehicle out of low-Earth orbit to the moon.

— Lee Billings, Scientific American, 29 May 2026
When gambling becomes the norm, taking risks in unproved investment channels start to look reasonable.

— Kyle Chayka, New Yorker, 20 May 2026

Definition of unproved

Adjective

As recidivist would-be escapees, de Boeldieu, Marechal, and Rosenthal are transferred to an impregnable medieval fortress, commanded by Captain von Rauffenstein, now burnt, broken in body, and wearing a neck brace.

— Thomas Doherty, HollywoodReporter, 18 July 2026
The Cubs went from a would-be double play to a first-and-third situation with nobody out.

— Sean Hammond, Chicago Tribune, 18 July 2026

Definition of would-be

Adjective

During the pandemic boom, cheap money, soaring asset prices, and speculative demand encouraged galleries to expand rapidly—adding artists, opening new locations and building ever larger organizations.

— Daniel Cassady, ARTnews.com, 17 July 2026
The role of commercial satellites in warfare has sparked speculative discussions on their legitimacy as military targets, and what the Pentagon’s role should be in defending them.

— Stephen Clark, ArsTechnica, 16 July 2026

Definition of speculative

Adjective

Unlike many of his second-year predecessors, Richard is not putting up stats by dominating the ball and using moves that would only work against unseasoned rookies or future European league all-stars.

— Joseph Dycus, Mercury News, 7 July 2026
But while viewers know what’s up from The Fall’s start, Northern Ireland’s unseasoned law enforcement officials haven’t a clue who’s behind the body count.

— Matt Cabral, Entertainment Weekly, 15 June 2026

Definition of unseasoned

Adjective

After striking up conversation about their individual side projects, Kern lent his app’s base server to an inexperienced Coffee.

— Sophie Lindberg, Kansas City Star, 14 July 2026
In Shipwrecked, crew members suggest that Schettino was a relatively new and inexperienced captain.

— Britt Hayes, Entertainment Weekly, 14 July 2026

Definition of inexperienced

Browse Nearby Words

untended

untested

untether

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Style

“Untested.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untested. Accessed 19 Jul. 2026.

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Synonyms of untested

adjective

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