not proven
Britishadjective
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
On forward guidance, Mr. Warsh said that “wage growth has not proven a reliable indicator of future inflation.”
From The Wall Street Journal ● Sep. 14, 2026
“You have not proven you were actually innocent,” she told him.
From Salon ● Aug. 10, 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
A charge against the footballer was found not proven.
From BBC ● Mar. 27, 2026
Coffee chaff and roaster-flue dust have been proposed as sources for medicinal caffein, but the extraction of the alkaloid from the former has not proven to be a commercial success.
From All About Coffee by William H. (William Harrison) Ukers
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.