arterials
/ɑrˈtɪriəlz/
noun
- Major roads or streets that carry a large amount of traffic, often connecting different parts of a city or region.
- He lives on a quiet side street, but his office is on one of the busiest arterials in town.
- Buses run along the main arterials every ten minutes during peak hours.
- The city is planning to widen several arterials to reduce rush-hour congestion.