Definitions for aortaeɪˈɔr tə
Random House Webster's College Dictionary
a•or•ta*eɪˈɔr tə(n.)(pl.)-tas, -tae
the main artery of the mammalian circulatory system, conveying blood from the left ventricle of the heart to all the other arteries except the pulmonary artery.
Origin of aorta:
1570–80; < ML < Gk aortḗ lit., something hung, carried; akin to aeírein to lift, carry
the large trunk artery that carries blood from the left ventricle of the heart to branch arteries
The great artery which carries the blood from the heart to all parts of the body except the lungs; the main trunk of the arterial system.
The liveliest part of something.
Tracing their battles, I had many occasions to walk along Second Avenue, the aorta of the Lower East Side, exploring places that were once as vibrant and tumultuous as Midtown Manhattan.
Origin: From ἀορτή, from ἀορτέω, lengthened form of ἀείρω
the great artery which carries the blood from the heart to all parts of the body except the lungs; the main trunk of the arterial system
U.S. National Library of Medicine
The main trunk of the systemic arteries.