uniqueness

noun
UK /juːˈniːknəs/
US /juˈniːknəs/

The quality of being the only one of its kind.

The uniqueness of her artwork made it stand out in the gallery.


OTHER MEANINGS

2. The state of being different from everyone or everything else.

His uniqueness as a thinker came from his unusual questions.

3. The quality of being particularly remarkable or unusual.

The uniqueness of the old bridge attracted many tourists.

4. In mathematics, the property of having exactly one solution or instance.

The theorem guarantees the uniqueness of the solution.