1. a division of a large organization such as a government, university, or business that deals with a specific area of activity
2. a section of a large store selling a particular type of goods
3. an area of special knowledge or responsibility
Usage: informal

Examples

• She works in the marketing department.
• The fire department responded quickly to the emergency.
• I need to find the electronics department in this store.
• The English department is located on the third floor.
• Managing finances is not my department.
• The police department issued a statement about the incident.
• Which department should I contact about my billing question?