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.

Many of these “initiatives” or dreams, the company admits, “involve significant technical complexity, unproven technologies, or technologies that do not exist or may require significant advancement, and such initiatives may not achieve commercial viability.”

From MarketWatch • Jun. 10, 2026

If ultimately completed as designed, it would require complicated and still unproven in-orbit refueling.

From Barron's • Jun. 4, 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 science at that time was unproven and has never been used in any criminal proceedings, but the group told The Times they are confident in their findings.

From Los Angeles Times • May 6, 2026

For years, the notion was unproven, somewhere in the realm of received wisdom or suburban myth.

From "Drama High" by Michael Sokolove