tried; tested: a proven method
- provenly, adverb
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
How to use proven in a sentence
Speculation raged that Duke agreed not to run as part of the deal, though it was never proven.
Critics accused Foster of giving Duke a payoff to stay out of the race; that was never proven.
“I am being proven right about massive vaccinations” he tweeted in September.
The North Korean hackers have proven to be a persistent adversary, if not the most skilled one.
But these must be proven under a signed and sworn statement and judged reasonable by the DOH.No More Paper Prescriptions: Docs Fight Fraud by Going Electronic | Dale Eisinger | December 18, 2014 | THE DAILY BEAST
That there is a distinct field for such a book is proven by the unexpectedly large demand for the first edition.British Highways And Byways From A Motor Car | Thomas D. Murphy
Though he lacked the highest moral courage, his physical bravery was proven on many a stricken field from Valladolid to Warsaw.Napoleon's Marshals | R. P. Dunn-Pattison
It is well known that these declarations of science are mere speculations, plausible indeed, but nowhere proven to be true.Gospel Philosophy | J. H. Ward
I should have remembered the consequences to the Countess if it were proven that she had been championing a fraud.In Search of the Unknown | Robert W. Chambers
But there are other ways of explaining all these things, and perhaps it may be proven that there are better ways.