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.
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
These businesses are promising but not proven, and automakers have a checkered history with diversification.
From The Wall Street Journal ● Jul. 31, 2026
“Inclusion is not proven when it is easy,” Martin said.
From Los Angeles Times ● May 16, 2026
But in practice, the model has not proven successful, said Jillson, the SMU political science professor.
From Salon ● May 3, 2026
Ultimately, a verdict of not proven was returned, and he was dismissed from the court.
From Wilson's Tales of the Borders and of Scotland, Volume VI by Leighton, Alexander
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.