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Aorta

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a⋅or⋅ta

[ey-awr-tuh]
–noun, plural -tas, -tae [-tee] . Anatomy.
the main trunk of the arterial system, conveying blood from the left ventricle of the heart to all of the body except the lungs.


Origin:
1570–80; < ML < Gk aort the great artery, lit., something hung, carried; akin to aeírein to lift, carry


a⋅or⋅tic, a⋅or⋅tal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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a·or·ta   (ā-ôr'tə)   


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n.   pl. a·or·tas or a·or·tae (-tē)
The main trunk of the systemic arteries, carrying blood from the left side of the heart to the arteries of all limbs and organs except the lungs.

[New Latin, from Greek āortē, from āeirein, to lift; see wer-1 in Indo-European roots.]
a·or'tal, a·or'tic adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Cultural Dictionary

aorta [(ay-awr-tuh)]

The main blood vessel of the body; it carries blood from the left side of the heart to other arteries throughout the body. (See circulatory system.)

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

aorta 
1578, from M.L. aorta, from Gk. aorte, term applied by Aristotle to the great artery of the heart, lit. "what is hung up," from aeirein "to raise," of unknown origin, related to the second element in meteor. Used earlier by Hippocrates of the bronchial tubes.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: aor·ta
Pronunciation: A-'ort-&
Function: noun
Inflected Form: plural aor·tas or aor·tae /-E/
: the large arterial trunk that carries blood from the heart to be distributed by branch arteries through the body
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

aorta a·or·ta (ā-ôr'tə)
n. pl. a·or·tas or a·or·tae (-tē)
The large artery that is the main trunk of the systemic arterial system, arising from the base of the left ventricle, ending at the left side of the body of the fourth lumbar vertebra, dividing to form the right and left common iliac arteries, and whose parts are the ascending aorta, the aortic arch, and the descending aorta.


a·or'tal or a·or'tic adj.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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