Words similar to proven

Example sentences for: proven

How can you use “proven” in a sentence? Here are some example sentences to help you improve your vocabulary:

Lastly, proven vaccine approaches from the past have either failed (whole killed virus and subunit vaccines) or faced seemingly insurmountable regulatory hurdles (live attenuated virus vaccine).
(Clinton has certainly proven the corollary this statement implies to be true.)
Of course, in the great 1993 debate between Begala's don't -tax-the-middle-class "populists" and Rivlin and Panetta's Wall-Street-pleasing budget-balancers, Rivlin and Panetta have been proven right and Begala proven wrong ...
Given the evolutionary success of insects, this combination of defense mechanisms has proven to be extremely effective, allowing insects to thrive in septic environments.
Nevertheless, this approach has proven effective in securing funds year to year.