untested

adjective

un·​test·​ed ˌən-ˈte-stəd How to pronounce untested (audio)
Synonyms of untestednext
: not put to a test : not proved by trial or experience
untested new drugs
an untested politician

Examples of untested in a Sentence

Recent Examples on the Web
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.
One potential—though untested—workaround would be for conferences, which are private entities, to serve as a joint employer that bargains with a players’ union. Michael McCann, Sportico.com, 10 Mar. 2026 With such new and untested systems prone to making mistakes, this is sorely needed. Parmy Olson, Mercury News, 7 Mar. 2026 This is a massive experiment in the deregulation of novel, untested nuclear facilities that could pose grave threats to public health and safety. Teri Sforza, Oc Register, 6 Mar. 2026 Sterling has synthesized a cure, albeit an untested one, that could return Cooper to his original form –– or create more issues. Hunter Ingram, Variety, 5 Mar. 2026 See All Example Sentences for untested

Word History

First Known Use

circa 1775, in the meaning defined above

Time Traveler
The first known use of untested was circa 1775

Browse Nearby Words

Cite this Entry

“Untested.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/untested. Accessed 14 Mar. 2026.

More from Merriam-Webster on untested

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster