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not proven

British  
/ ˈprəʊvən /

adjective

  1. (postpositive) a third verdict available to Scottish courts, returned when there is evidence against the defendant but insufficient to convict

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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A number of other allegations against him were not proven.

From BBC ● Sep. 16, 2026

Wage growth “has not proven a reliable indicator of future inflation for a very long time,” Warsh said.

From The Wall Street Journal ● Aug. 28, 2026

They’ve managed all this even as their AI products have not proven they can reliably do any of the things OpenAI’s Sam Altman and Meta’s Mark Zuckerberg claim they can do.

From Salon ● Aug. 12, 2026

Until we do, it should be seen as experimental – promising enough to study, but not proven enough to replace standard therapies.

From Science Daily ● Aug. 7, 2026

It has so far not proven a remedy to be applied for the cure of existing evils.

From The Evolution of the Country Community A Study in Religious Sociology by Warren H. (Warren Hugh) Wilson

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