The phrase "a unique department" is correct and usable in written English.
It can be used to describe a department that is distinct or different from others, often highlighting its special characteristics or functions.
Example: "Our university has a unique department dedicated to the study of sustainable energy solutions."
Alternatives: "an exceptional department" or "a distinctive department".
"It's such a unique department.
A crew of passionate outbreak veterans assembled a unique department, using an early form of electronic crowdsourcing to detect outbreaks and dispatching experts to the field.
Due to the fact that the ED is a unique department among other medical care services, understanding of the factors affecting patient satisfaction is essential [5].
All patients admitted to a medical admission unit (MAU) in Denmark are registered with a unique department code at the time of arrival, independently of later transfers to other departments.
The High Representative heads up the European External Action Service EEASS), a unique EU department that has been officially implemented and operational since 1 December 2010 on the occasion of the first anniversary of the entry into force of the Treaty of Lisbon.
As to what the new city would look like, he responded: "Greener than the landscape around it". From his appointment in 1970, Derek's attitude shaped a unique public-sector department where late-night presentations accompanied by a Pink Floyd soundtrack were not unusual.
For more than a century, Stern's has played a unique role among New York department stores.
The McKinsey recommendations, which Mayor Bloomberg has embraced, come at a unique moment in the department's history.
This 1541 bed hospital operated by Yale-New Haven HealtheSystem is the fifth largest hospital in the United States and brings a unique opportunity for our Department and Academic Medical Center to positively impact the care of our community in an integrated and coordinated manner.
A unique feature of the department lies in the fact that apart from methodological research, all the faculty members are also heavily involved in applied research, developing novel methodology that can be applied to a wide array of fields like astrophysics, biology, chemistry, economics, engineering, public policy, sociology, education, and many others.
One was located near the party beach of Brighton and had a unique Media and Culture department.
