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carotid

[kuh-rot-id] /kəˈrɒt ɪd/
noun
1.
Also called carotid artery. either of the two large arteries, one on each side of the head, that carry blood to the head and that divide into an external branch supplying the neck, face, and other external parts, and an internal branch supplying the brain, eye, and other internal parts.
adjective
2.
pertaining to a carotid artery.
Origin
1660-1670
1660-70; < Greek karōtídes neck arteries, equivalent to karōt(ikós) soporific (kár(os) stupor + -ōtikos -otic) + -ides -id1; so called by Galen, who found that their compression causes stupor
Related forms
carotidal, adjective
intercarotid, adjective
postcarotid, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for carotid artery
  • Instead its long teeth would have pierced the animal's windpipe and carotid artery-killing it fairly quickly.
  • carotid artery surgery is a procedure to restore proper blood flow to the brain.
  • It is threaded through the circulatory system until it reaches the blocked area in the carotid artery.
  • Carotid duplex ultrasound looks at the carotid artery in the neck.
  • The root of my problem was damage to the lining of my left internal carotid artery.
  • The drug, while lowering cholesterol effectively, failed to slow the progression of carotid artery plaque.
  • Without hesitation, a lioness severed his carotid artery.
  • During the hospital stay, he had carotid artery surgery.
British Dictionary definitions for carotid artery

carotid

/kəˈrɒtɪd/
noun
1.
either one of the two principal arteries that supply blood to the head and neck
adjective
2.
of or relating to either of these arteries
Derived Forms
carotidal, adjective
Word Origin
C17: from French, from Greek karōtides, from karoun to stupefy; so named by Galen, because pressure on them produced unconsciousness
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for carotid artery
carotid
1543, "pertaining to the two great arteries of the neck," from Gk. karotides pl. of karotis, from karoun "plunge into sleep or stupor," since compression of these arteries was believed to cause unconsciousness (Galen).
Online Etymology Dictionary, © 2010 Douglas Harper
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carotid artery in Medicine

carotid ca·rot·id (kə-rŏt'ĭd)
n.
Either of two major arteries, one on each side of the neck, that carry blood to the head. adj.
Relating to either of these arteries.

carotid artery n.

  1. An artery that originates on the right from the brachiocephalic artery and on the left from the aortic arch, runs upward into the neck and divides opposite the upper border of the thyroid cartilage, with the external and internal carotid arteries as its terminal branches; common carotid artery.

  2. An artery with its origin in the common carotid artery, with branches to the superior thyroid, lingual, facial, occipital, posterior auricular, and ascending pharyngeal arteries, and with the maxillary and superficial temporal arteries as its terminal branches; external carotid artery.

  3. An artery that arises from the common carotid artery opposite the upper border of the thyroid cartilage and terminates in the middle cranial fossa by dividing into the anterior and the middle cerebral arteries; internal carotid artery.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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carotid artery in Science
carotid artery
  (kə-rŏt'ĭd)   
Either of the two major arteries, one on each side of the neck, that carry blood to the head.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for carotid artery

one of several arteries that supply blood to the head and neck. Of the two common carotid arteries, which extend headward on each side of the neck, the left originates in the arch of the aorta over the heart; the right originates in the brachiocephalic trunk, the largest branch from the arch of the aorta. Each common carotid artery divides into an external and an internal carotid artery.

Learn more about carotid artery with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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