unknown

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 fate of the weapons operator -- who sits behind the pilot during flight -- remains unknown.

From Barron's • Apr. 3, 2026

Researchers at Oregon Health & Science University have identified a previously unknown system inside cells that acts like internal "trade winds," rapidly carrying important proteins to the front edge of the cell.

From Science Daily • Apr. 1, 2026

A search of the area did not yield more human remains and it was unknown to whom it belonged.

From Los Angeles Times • Mar. 30, 2026

Between the graphs and equations, he says, you glimpse the people behind the missions; what their families were going through, what they knew and did not yet know as they pushed into the unknown.

From BBC • Mar. 30, 2026

But as they made the journey toward an unknown fate, some things did not change.

From "In the Shadow of Liberty" by Kenneth C. Davis