in·​ter·​sec·​tion | \ ˌin-tər-ˈsek-shən How to pronounce intersection (audio) , especially in sense 1 ˈin-tər-ˌsek- \

Definition of intersection

1 : a place or area where two or more things (such as streets) intersect
2 : the act or process of intersecting
3a : the set of elements common to two or more sets especially : the set of points common to two geometric configurations
b : the operation of finding the intersection of two or more sets

Illustration of intersection

Illustration of intersection

a intersection 3a

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Examples of intersection in a Sentence

The accident occurred at a busy intersection. two possible points of intersection the intersection of line A and line B
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Recent Examples on the Web Police said the crash happened at 9:01 p.m. at the intersection of Lake June Road and Holcomb Road, near South Buckner Boulevard. Dallas News, "Child, 3 adults taken to hospital after major crash in Pleasant Grove," 19 May 2020 The crash happened at the intersection of Eighth Avenue West and Arkadelphia Road. Carol Robinson |, al, "Bessemer man faces more charges in chase and crash that left his 15-year-old son dead," 19 May 2020 Crow is accused of firing a second shot at Salles at the intersection of 37th and San Juan avenues. Alyssa Stoney, azcentral, "Court records: Man arrested on suspicion of fatally shooting man on bike in Phoenix," 18 May 2020 According to the Indianapolis Metropolitan Police Department, the accident occurred near 8 p.m. at the intersection of 38th and Delaware streets where three cars violently collided. Indianapolis Star, "3-car crash leaves 1 dead on Indy’s north side," 17 May 2020 The traffic crash occurred at the intersection of Glenway and Purcell avenues, officials said. Adam Baum,, "Police: Teen on motorcycle seriously injured after hitting a car in East Price Hill," 16 May 2020 In a 911 call, the male suspect said approximately 40 people at the intersection were not practicing social distancing, according to a senior law enforcement official who was not authorized to speak on the record. Elizabeth Joseph And Ganesh Setty, CNN, "Two people accused of shouting anti-Semitic remarks and attempting to rip off face masks have been charged with hate crime," 11 May 2020 And in the United States, those vulnerabilities are often at the intersection of race and health. Duaa Eldeib, ProPublica, "COVID-19 Took Black Lives First. It Didn’t Have To.," 9 May 2020 An arriving officer located the Cadillac at the intersection of West 63rd Street and Memphis Avenue. John Benson, cleveland, "Cleveland shoplifting duo arrested leaving grocery store in Cadillac: Brooklyn Police Blotter," 6 May 2020

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

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First Known Use of intersection

1559, in the meaning defined at sense 2

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Time Traveler for intersection

Time Traveler

The first known use of intersection was in 1559

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Statistics for intersection

Last Updated

23 May 2020

Cite this Entry

“Intersection.” Dictionary, Merriam-Webster, Accessed 3 Jun. 2020.

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More Definitions for intersection


How to pronounce intersection (audio)

English Language Learners Definition of intersection

: the place or point where two or more things come together especially : the place where two or more streets meet or cross each other
: the act or process of crossing or intersecting


in·​ter·​sec·​tion | \ ˌin-tər-ˈsek-shən How to pronounce intersection (audio) \

Kids Definition of intersection

1 : the act or process of crossing or passing across the intersection of line A and line B
2 : the place or point where two or more things (as streets) meet or cross each other
3 : the set of mathematical elements common to two or more sets

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