in·ter·sec·tion | \ˌin-tər-ˈsek-shən, especially in sense 2 ˈin-tər-ˌsek-\

Definition of intersection 

1 : the act or process of intersecting

2 : a place or area where two or more things (such as streets) intersect

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

On an early June evening, the three-paneled video billboard that towers over one of downtown Toronto’s busiest intersections shuffles through its usual advertisements. Brigit Katz, Smithsonian, "Unprecedented Billboard Campaign Puts Spotlight on Indigenous Artists in Canada," 13 July 2018 Village officials said both the Speedway and PAL developments are necessary to ensure the completion of intersection improvements at Christina Drive and Route 72. Erin Sauder, Elgin Courier-News, "East Dundee to get another gun range," 13 July 2018 Deputies responded to a call at the intersection of State Road 7 and Victoria Grove Boulevard at 3 a.m. June 27 regarding a man in the middle of the road attempting to open the car doors of at least one driver. Austen Erblat,, "Wellington, Royal Palm Beach area crime log: June 15-30," 13 July 2018 The intersection will reopen at 8 p.m. The more than 100-year-old brick sewer line collapsed on July 4, causing a 3-foot wide, 8-foot deep hole to open in the street. Vic Ryckaert, Indianapolis Star, "Downtown sinkhole fixed, streets to reopen tonight," 13 July 2018 The motorcycle then collided with the Jeep, Covelli said, adding that preliminary information indicates both drivers had a solid green light at the intersection at the time of crash. Jim Newton, Lake County News-Sun, "Man dies in Antioch Township crash Friday; second motorcycle death in Lake County this week," 13 July 2018 It was reported at 10:02 p.m. July 11 that group of kids were throwing unknown objects at a resident’s home on the intersection of Stone and Elm avenues. Hank Beckman,, "La Grange police blotter: Residents report two people in car pointed guns at them," 13 July 2018 Third Street was closed to traffic in both directions at the intersection for about 45 minutes following the collision. Ramona Sentinel, "Woman injured in Third Street collision," 13 July 2018 The crash happened at the intersection of St. Andrews Church and Arnoldtown roads around 7:15 a.m. MetroSafe initially reported shots were fired after the crash. Emma Austin, The Courier-Journal, "Police say driver in rollover crash in PRP will be charged with DUI," 13 July 2018

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 1

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Statistics for intersection

Last Updated

27 Sep 2018

Look-up Popularity

Time Traveler for intersection

The first known use of intersection was in 1559

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More Definitions for intersection



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 \

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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Comments on intersection

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


evasion of direct action or statement

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