Ar-tē'ri-al, a.

adjective

a. [Fr. artériel.] 1. Pertaining to an artery, or the arteries; as, arterial action.

  1. Contained in an artery; as, arterial blood.
  2. Pertaining to important streams and water-courses, as having a resemblance to arteries. “Ar-terial navigation.” Ogilvie.