unproven
Britishadjective
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not established as true by evidence or demonstration
unproven allegations
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(of a new product, system, treatment, etc) not tried or tested
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.
The tie-up is a big bet on a commercially unproven technology that has the U.S. government at its back, The Wall Street Journal previously reported.
Major investors and tenants also remain reluctant to entrust multibillion-dollar decisions to unproven platforms.
Critics add that the causal link between social media and teen mental-health problems remains unproven.
"Families cannot trust this inquiry to an unproven process as it is too important to fail, yet we won't get a second chance," Winser-Ramm said.
From BBC
In 2018, bitcoin fell 80% from its peak after the initial coin offering bubble burst, ending an era in which thousands of unproven startups raised billions of dollars with little more than a sales pitch.
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.
