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.

Much of the excitement surrounding the stock involves the promise of unproven technology — Musk’s plan to launch thousands of satellites powered by the sun that would perform artificial intelligence computer calculations in space.

From Los Angeles Times • Jun. 11, 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

Most of it is unproven, and some could even harm.

From Barron's • May 21, 2026

Navy officials have said the new battleship would be armed with unproven next-generation weapons including lasers and rail guns, which are weapons that use electricity to fire a projectile instead of gunpowder.

From The Wall Street Journal • May 12, 2026

Fact: Every great scientist knows that an unproven theory isn’t exactly science, but the idea that Sir Fig Newton would live a long, healthy life with the silent cat killer was about to come true.

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas