IPA: /dɪˈpɑːrtmənt/
KK: /dɪˈpɑrtmənt/
A part of a large organization that focuses on a specific area, such as a section in a business, school, or government.
She works in the marketing department of the company.
Department → It is formed from "de-" (meaning down or away) and "partire" (meaning to divide). The word refers to a division or a section that has been set apart from a larger whole.
Think of something being 'divided' ('partire') and set 'away' ('de-') from the rest — that's how a department is a distinct section.