unique

We have been given a unique opportunity to right the wrongs inflicted by the pharmaceutical industry.

Astronomers have never seen something unique like this before.

"This unique form of symbolic expression belongs to a distinct cultural identity adapted to life in a challenging, arid environment," said Dr. Faisal Al-Jibreen, from the Heritage Commmission, Saudi Ministry of Culture.

That approach reflected recognition that the U.S. military has unique capabilities for organizing expeditionary operations and answered Arab appeals for American involvement.

When you do plant an apple seed, the resulting tree—called a seedling—will be genetically unique, a fruit unlike any that came before.