unsolved

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.

The partnership will seek to deploy autonomous vehicles in unsolved areas, such as the intersection of roadways, bike lanes and road-adjacent spaces.

From The Wall Street Journal • Mar. 31, 2026

She added it was "more unusual than not that we are in this situation", but the team was determined to get to the bottom of this "big unsolved case".

From BBC • Mar. 8, 2026

News of Guthrie’s abduction 18 days ago has triggered a swell of public interest that’s grown as the case goes unsolved.

From Los Angeles Times • Feb. 18, 2026

A lot of research has gone into eliminating hallucinations, but it remains an unsolved problem.

From Barron's • Feb. 6, 2026

How many great problems have gone unsolved because men didn’t know enough, or have enough faith in the creative process and in themselves, to let go for the whole mind to work at it?

From "Flowers for Algernon" by Daniel Keyes