Southwestern (adjective)

1. Situated in or facing the southwest.
2. Relating to the southwest region of a country or area.

Origin:

Mid 19th century: from south + western.

Examples:

1. The southwestern part of the state is known for its deserts.
2. The southwestern coast of the country is a popular tourist destination.
3. Southwestern United States is known for its unique landscape and culture.
4. Southwestern Asia is a region with a long history of conflicts.
5. The southwestern corner of the city is the most densely populated area.