unproven

adjective

un·​prov·​en ˌən-ˈprü-vən How to pronounce unproven (audio)
 British also  -ˈprō-
: not tested and shown to be good, true, or useful : not proven
an unproven allegation/theory
unproven benefits
unproven technology

Examples of unproven in a Sentence

Recent Examples on the Web
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However, both options are quite unproven, making both risky options. Paul Du Quenoy, MSNBC Newsweek, 27 Mar. 2025 The majority of the unit returns unproven talent, most of whom were true freshmen and redshirted last season. Matt Murschel, The Orlando Sentinel, 27 Mar. 2025 Some of these practices offer unproven alternatives to vaccination with little or no evidence to back them up. Jenny Gold, Los Angeles Times, 27 Mar. 2025 Taking over a team who had finished seventh in Serie A two seasons in a row, the current Napoli boss was completely unproven as a Coach. Adam Digby, Forbes, 24 Mar. 2025 See All Example Sentences for unproven

Word History

First Known Use

1563, in the meaning defined above

Time Traveler
The first known use of unproven was in 1563

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Cite this Entry

“Unproven.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unproven. Accessed 4 Apr. 2025.

Legal Definition

unproven

adjective
un·​prov·​en
ˌən-ˈprü-vən
: not proven
an unproven allegation

More from Merriam-Webster on unproven

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