un·​prov·​en | \ ˌən-ˈprü-vən How to pronounce unproven (audio) , British also -ˈprō- \

Definition of unproven

: 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 Pregnant women have been told that abortions can cause cancer and sterility, and other claims that are medically unproven, said Elizabeth Estrada of the National Latina Institute for Reproductive Justice. New York Times, 25 June 2022 With so many unproven players, including those entering the draft strictly on potential, NBA teams are truly uncertain about whether these players will be able to help in the future. Globe Staff, BostonGlobe.com, 22 June 2022 Yet this summer, Bateman is transitioning from unproven rookie to reliable receiver. Matt Cohen, Baltimore Sun, 19 June 2022 Many of the doctors who prescribe ivermectin follow treatment guidelines set by an organization called the Front Line COVID-19 Critical Care Alliance, which promotes the controversial drug along with other unproven therapies. Adrianna Rodriguez, USA TODAY, 13 June 2022 His Columbia Heights neighbor, Valree Smith, 61, felt that both Trayon White and Robert White were too unproven. Vanessa G. Sánchez, Washington Post, 10 June 2022 Either way, Sandberg's departure underscores the fact that Zuckerberg and the company will be relying on a decidedly different, and in some ways unproven, team of deputies and managers to execute the metaverse reinvention. Jonathan Vanian, Fortune, 2 June 2022 Masters is a strong proponent of the former president’s unproven claims that the 2020 election was riddled with massive voter fraud and rigged to deliver a false victory to President Biden. Paul Steinhauser, Fox News, 2 June 2022 The daughter of a female Holocaust survivor took Hájková to court in 2020 to prevent her from publishing unproven claims that the survivor had had a relationship with a female concentration camp guard. Samuel Huneke, CNN, 2 June 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unproven.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of unproven

1563, in the meaning defined above

Learn More About unproven

Time Traveler for unproven

Time Traveler

The first known use of unproven was in 1563

See more words from the same year

Dictionary Entries Near unproven




See More Nearby Entries 

Statistics for unproven

Last Updated

28 Jun 2022

Cite this Entry

“Unproven.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unproven. Accessed 3 Jul. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for unproven


un·​prov·​en | \ ˌən-ˈprü-vən \

Legal Definition of unproven

: not proven an unproven allegation

More from Merriam-Webster on unproven

Thesaurus: All synonyms and antonyms for unproven


Test Your Vocabulary

Which Word Does Not Belong?

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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