intersection

noun

in·​ter·​sec·​tion ˌin-tər-ˈsek-shən 

 especially in sense 1  ˈin-tər-ˌsek-

1

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

2

: the act or process of intersecting

3

a

: 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

• a intersection 3a

Synonyms

• carrefour
• corner
• crossing
• crossroad
• crossway(s)
• junction

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

Recent Examples on the Web

In addition, Seattle’s Chinatown-International District has been an ongoing problem for the city, particularly the notorious intersection of 12th Ave. —Richard Harrold, Baltimore Sun, 22 Dec. 2024

Chadd Scott has been covering the intersection of art and travel at Forbes.com since 2018. —Chadd Scott, Forbes, 21 Dec. 2024

The collision occurred shortly after 1 p.m. at the intersection of 51st Avenue and Bell Road. —Rey Covarrubias Jr., The Arizona Republic, 21 Dec. 2024

Jason O'Bryan Jason O'Bryan has set up a professional life at the intersection of writing and cocktails. —Jason O'Bryan, Robb Report, 21 Dec. 2024

Word History

First Known Use

1559, in the meaning defined at sense 2

Kids Definition

intersection

noun

in·​ter·​sec·​tion ˌint-ər-ˈsek-shən 

1

: the act or process of intersecting

2

: the place or point where two or more things and especially streets intersect

a busy intersection

3

: the set of mathematical elements shared by two or more sets

especially : the set of points shared by two geometric figures