Meaning of “department” - Learner’s Dictionary

department

noun [ C ] us uk /dɪˈpɑːtmənt/
Extra Examples
the marketing departmenta government departmenta dispute within the departmentthe Department of EducationThe department is moving ahead with changes to its teaching programme.

A2 a part of an organization such as a school, business, or government that deals with a particular area of work:

the sales department
head of the English department
→ See also police department

(Definition of “department” from the Cambridge Learner’s Dictionary © Cambridge University Press)