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.
This is no time to experiment with the untested deep thoughts of do-gooders who couldn’t find Roseland, Englewood or Humboldt Park without GPS. Tim Egan, Chicago Tribune, 31 Mar. 2026 More recently, the conservative Tea Party takeover of some GOP organizations led to the nomination of untested and unvetted contenders in Delaware, Nevada and elsewhere who then struggled to win statewide elections. Susan Page, USA Today, 29 Mar. 2026 At issue was whether Reed waited too long to file a lawsuit arguing that untested crime scene evidence could prove his innocence. Faith Bugenhagen, Austin American Statesman, 24 Mar. 2026 The issue before the high court then was whether Reed, sentenced to death more than 25 years ago, waited too long to file his lawsuit claiming that untested crime-scene evidence would exonerate him. CBS News, 23 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 6 Apr. 2026.

More from Merriam-Webster on untested

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