unproved

adjective

un·​proved ˌən-ˈprüvd How to pronounce unproved (audio)
Synonyms of unprovednext
: not proved : unproven
an unproved allegation/assertion
a drug whose supposed benefits are unproved

Examples of unproved 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.
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 What’s thus far unproved — and the topic of fierce debate — is whether algorithms like ACE2 can keep up over the long term. Quanta Magazine, 20 Feb. 2026 What Happens Next The lawsuit’s allegations are unproved, and no court has made findings on the merits. Robert Alexander, MSNBC Newsweek, 6 Oct. 2025 See All Example Sentences for unproved

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of unproved was in the 15th century

Browse Nearby Words

Cite this Entry

“Unproved.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unproved. Accessed 14 Jun. 2026.

Legal Definition

unproved

adjective
un·​proved
ˌən-ˈprüvd

More from Merriam-Webster on unproved

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