unproven
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.
If ultimately completed as designed, it would require complicated and still unproven in-orbit refueling.
From Barron's • Jun. 4, 2026
While Kling’s annualized run rate already exceeds Morningstar’s expectation, its thin gross margin, likely around 5%, and unproven user retention make Morningstar unsure about its long-term shareholder value.
From The Wall Street Journal • May 29, 2026
But Human Rights Watch urged the government to scrap the scheme, describing it as "unproven technology" that will undermine the protections vulnerable children are entitled to.
From BBC • May 28, 2026
The Bernstein team, for its part, said that investors don’t so much have to place bets on whether copper-based technologies win out over the newer but more unproven school of co-packaged optics.
From MarketWatch • May 11, 2026
Dr. D. W. Bliss was one who thought that germ theory was unproven.
From "Ambushed!" by Gail Jarrow
