Meaning of the word "arterial road" in English

What does "arterial road" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

arterial road

US /ɑːrˈtɪriəl roʊd/
UK /ɑːˈtɪəriəl rəʊd/

Noun

a main road that carries a large volume of traffic, often connecting major towns or cities

Example:
The new bypass will divert traffic from the city's main arterial road.
During rush hour, the arterial roads become heavily congested.