arterial

/ɑrˈtɪriəl/
adjective
  1. Relating to an artery or the arteries that carry blood from the heart to the rest of the body.
    • High blood pressure can damage arterial walls over time.
    • Arterial blood is bright red because it carries oxygen from the lungs.
    • The doctor checked the patient's arterial pulse to see if blood was flowing properly.
  2. Relating to a main road, railway, or other major route that carries a large amount of traffic.
    • Traffic on the arterial route was backed up for miles during rush hour.
    • The city plans to widen the arterial streets to reduce congestion.
    • The highway is the main arterial road connecting the city to the airport.
Antonyms
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