An arterial street is a major road that usually runs through an urban area, providing access to larger highways or freeways. This type of road is usually characterized by heavy traffic and serves as a primary route for commuters and travelers. Some synonyms for arterial street include boulevard, expressway, avenue, highway, motorway, main road, and thoroughfare. These words describe the same type of road and are often interchangeable when referring to a major street in a city or town. It is important to note that the specific name used for such a street may vary depending on the region. However, they all serve the same purpose in providing essential transportation routes to vehicles and pedestrians.