ar·​te·​ri·​al | \ är-ˈtir-ē-əl How to pronounce arterial (audio) \

Definition of arterial

 (Entry 1 of 2)

1a : of or relating to an artery
b : relating to or being the bright red blood present in most arteries that has been oxygenated in lungs or gills
2 : of, relating to, or constituting through traffic



Definition of arterial (Entry 2 of 2)

: a through street or highway

Keep scrolling for more

Other Words from arterial


arterially \ -​ē-​ə-​lē How to pronounce arterially (audio) \ adverb

Examples of arterial in a Sentence


one of the main arterials connecting the airport with the city

Recent Examples on the Web: Adjective

The arterial sprays, neck-breaking and removing of faces are hilariously staged. Clark Collis,, "The Room of horror Glenn Danzig's Verotika gets poster and release date," 22 June 2019 Annovera specifically isn’t recommended for people with certain health conditions, like hepatitis, a current or past history of breast cancer, and those with a high risk for arterial or venous thrombotic diseases. Korin Miller, SELF, "A Birth Control Ring You Can Use for a Whole Year Is Now FDA-Approved," 14 Aug. 2018 The portal vein brings venous blood to the liver, while this artery brings oxygenated arterial blood. Hannah Yasharoff, USA TODAY, "James Holzhauer missed these tricky 'Jeopardy!' clues; can you get them right?," 29 May 2019 The routes are those with high ridership that run on plowed arterial roadways, but some residents are along routes that can’t be served during winter storms, Metro said. Seattle Times Staff, The Seattle Times, "Updates from Seattle’s snowy Monday: Rain coming as warm air moves north," 12 Feb. 2019 In some patients, Dr. Paulus had reported arterial blockages of 60% while the government’s doctors said that the patients’ angiograms—essentially chest X-rays—showed blockage of 30% or less. Kyle Clark And Andrew George, WSJ, "A Second Opinion Becomes a Guilty Verdict," 27 Dec. 2018 Preventing calcium accumulation deep in arterial walls would further advance heart care. WSJ, "Cardiovascular Health Frontier Is Calcium," 8 Oct. 2018 Veletri is also used to treat pulmonary arterial hypertension and Zavesca is indicated for Gaucher disease. Sheila Kaplan, New York Times, "F.D.A. Names and Shames Drug Makers to Encourage Generic Competition," 17 May 2018 Moreover, an Arena drug for pulmonary arterial hypertension, ralinepag, has passed its own Phase 2 trial. Bradley J. Fikes,, "Arena Pharma recovers from weight-loss failure," 22 Mar. 2018

Recent Examples on the Web: Noun

Eastbound traffic was snarled Tuesday afternoon in several of the city’s main arterial roads in Midtown Anchorage. Madeline Mcgee, Anchorage Daily News, "Large brush fire slows in East Anchorage as officials warn of high fire danger," 3 July 2019 Industrial sites, the Bishop Ford Freeway, rail lines, truck-laden arterial roads and Lake Calumet all create challenges for those biking, walking or using public transit. Chicago Tribune Staff,, "Daywatch: Chicago's daunting budget hole, Mamby's move to Montrose makes waves and other things to know to start your day," 17 June 2019 Two-way traffic reopened on 23rd Avenue, a major arterial, early last year. Michelle Baruchman, The Seattle Times, "Traffic Lab mailbag: How to deal with parking limits when you go on vacation, what’s happening on 23rd Avenue?," 11 Sep. 2018 Of those, roughly half are expected to meander along the waterfront, while half are expected to use the tunnel, then swing east or west using Mercer Street or other arterials, state officials have long predicted. Mike Lindblom, The Seattle Times, "What will the Highway 99 tunnel opening mean for bus routes, detours and tsunamis? We answer those questions and more," 12 Dec. 2018 Haynes said the Better Naito analysis raises questions about how the city will handle changes to major arterials elsewhere. Andrew Theen,, "PBA still 'concerned' about Better Naito's effect on congestion, calls for more study," 8 Mar. 2018 The site also must have access to an arterial or higher classification road. Colin Campbell,, "Owner appeals decision to reject medical marijuana dispensary near Pasadena," 11 July 2018 Maryland Physician Partners LLC’s bid to open a dispensary at 7609 Energy Parkway in Brandon Woods Business Park was rejected in April because the property did not immediately abut an arterial or higher classified road. Colin Campbell,, "Owner appeals decision to reject medical marijuana dispensary near Pasadena," 11 July 2018 Engineers built its arterials to transport cars, and quickly. Aarian Marshall, WIRED, "Save Lives With Smarter, Slower Streets—Not Self-Driving Cars," 11 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'arterial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of arterial


15th century, in the meaning defined at sense 1a


1920, in the meaning defined above

Keep scrolling for more

Learn More about arterial

Statistics for arterial

Last Updated

6 Jul 2019

Look-up Popularity

Time Traveler for arterial

The first known use of arterial was in the 15th century

See more words from the same century

Keep scrolling for more

More Definitions for arterial


ar·​te·​ri·​al | \ är-ˈtir-ē-əl How to pronounce arterial (audio) \

Medical Definition of arterial

1 : of or relating to an artery
2 : relating to or being the bright red blood present in most arteries that has been oxygenated in lungs or gills — compare venous sense 3

Other Words from arterial

arterially \ -​ē-​ə-​lē How to pronounce arterially (audio) \ adverb

Keep scrolling for more

More from Merriam-Webster on arterial

Rhyming Dictionary: Words that rhyme with arterial

Thesaurus: All synonyms and antonyms for arterial

Spanish Central: Translation of arterial

Nglish: Translation of arterial for Spanish Speakers

Britannica English: Translation of arterial for Arabic Speakers

Comments on arterial

What made you want to look up arterial? Please tell us where you read or heard it (including the quote, if possible).


food or victuals

Get Word of the Day daily email!

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!