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

From Barron's • May 20, 2026

More recently, reports from HHS-linked policy shifts show the agency removing or revising longstanding public health warnings, including content related to unproven medical treatments, further intensifying concerns among health experts about institutional credibility.

From Salon • May 9, 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

That is the sector’s basic bargain: Early investors back unproven science, then exit when Big Pharma writes a check.

From The Wall Street Journal • Apr. 28, 2026

Elsewhere in his essay, Greene does not hide the fact that many of his fellow physicists think that string theory and the multiverse are extravagant and unproven.

From "The Sense of Style" by Steven Pinker