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

The pond is west of the Oak Creek Parkway and Mill Road intersection. —Erik S. Hanley, Journal Sentinel, 9 Dec. 2024

There’s even a fine-wine purveyor, Berkeley and Stuart, named after the intersection where Grill 23 sits, and where each of the partners got his start in the industry. —Josh Condon, Robb Report, 8 Dec. 2024

Shortly after the sedan and officers left the bridge, the sedan crashed into a utility pole at the intersection of Fort Smallwood and Bar Harbor Roads at approximately 12:06 a.m., officials said. —Alexa Dikos, Baltimore Sun, 7 Dec. 2024

Lewin finds the intersection art with science and technology to be the most exciting frontier of human creativity, a combination mirrored in the natural world. —Chadd Scott, Forbes, 7 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