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artery

American  
[ahr-tuh-ree] / ˈɑr tə ri /

noun

  • arteries
    plural
  1. Anatomy. a blood vessel that conveys blood from the heart to any part of the body.

  2. a main channel or highway, especially of a connected system with many branches.


artery British  
/ ˈɑːtərɪ /

noun

  1. any of the tubular thick-walled muscular vessels that convey oxygenated blood from the heart to various parts of the body Compare pulmonary artery vein

  2. a major road or means of communication in any complex system

"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

artery Scientific  
/ är′tə-rē /
  1. Any of the blood vessels that carry oxygenated blood away from the heart to the body's cells, tissues, and organs. Arteries are flexible, elastic tubes with muscular walls that expand and contract to pump blood through the body.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of artery

First recorded in 1350–1400; Middle English, from Latin artēria, from Greek artēría “windpipe, trachea, artery”; see aorta

Explanation

An artery is a major blood vessel that carries blood away from your heart. For a healthy heart, keep your arteries clean! The word artery comes from the Greek arteria, which means "windpipe." In ancient times, an artery was thought to be a kind of air duct, because after someone dies, their arteries are empty of blood. Today we know that arteries (and veins) perform a vital job, constantly moving blood around our bodies. Systems of rivers or roads with networks and branches that resemble the human circulatory system can also be called arteries.

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Vocabulary lists containing artery

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Although mostly single carriageway with few overtaking lanes, it is a vital artery of the Northern Ireland road network and has more than 200 side roads connecting to it.

From BBC ● Oct. 6, 2026

Shipping routes through the Red Sea are a vital artery of the world economy.

From BBC ● Sep. 21, 2026

"Our findings suggest that not everyone necessarily needs or would benefit from a coronary artery calcium scan for the purpose of predicting risk of heart attack and stroke."

From Science Daily ● Sep. 12, 2026

In principle, that could reduce the amount of cholesterol available to contribute to plaque formation in artery walls.

From Science Daily ● Sep. 10, 2026

It’s a “weakening of a blood vessel,” like a little bubble that swells out from a vein or an artery.

From "Tangerine" by Edward Bloor

The bridge is one of the main transport arteries across the Dnipro River dividing western and eastern parts of Kyiv.

From BBC ● Oct. 2, 2026

The Pivdennyi bridge is one of the main arteries across the Dnipro river dividing western and eastern Kyiv.

From BBC ● Oct. 1, 2026

Taiwan risk therefore runs through two enormous arteries of the global economy: semiconductors and shipping.

From MarketWatch ● Sep. 24, 2026

The device is placed in the arteries and temporarily blocks small blood vessels in the knee that may contribute to inflammation and pain.

From Science Daily ● Sep. 22, 2026

Harvey actually measured the capacity of the heart, which he described as being like an inflated glove, and worked out how much blood it was pumping into the arteries each minute.

From "The Scientists" by John Gribbin

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