Sedan is a type of car that features a three-box design: one box for the engine, one for the passenger compartment, and one for the cargo area (trunk). Sedans typically have four doors and can seat up to five people. They're often characterized by their relatively low ground clearance, long wheelbase, and spacious interior. Sedans are one of the most popular car types worldwide, known for their practicality, comfort, and fuel efficiency.

In other words, a sedan is a four-door car with a traditional three-box design, offering seating for up to five passengers and a separate cargo area in the trunk. They are a practical and comfortable choice for many car buyers.