Illustration of intersection
- a intersection 3a
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
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
Members hold signs at busy traffic intersections and highway overpasses during morning and afternoon rush hours.
—
Taylor Seely, AZCentral.com, 10 Feb. 2026
Chris Young’s Beyond Earth column explores the intersection of space technology and policy, providing thought-provoking commentary on the latest advancements and regulatory developments in the sector.
—Chris Young, Interesting Engineering, 9 Feb. 2026
The crash happened near the intersection of Browns Bridge Road and Pearl Nix Parkway in Gainesville, about 50 miles northeast of Atlanta, police said.
—Michael Loria, USA Today, 9 Feb. 2026
Westbound traffic on 14 Mile Road will be able to proceed through the intersection or turn north onto Decker Road.
—Paula Wethington, CBS News, 9 Feb. 2026
See All Example Sentences for intersection
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Taylor Seely, AZCentral.com, 10 Feb. 2026
Chris Young’s Beyond Earth column explores the intersection of space technology and policy, providing thought-provoking commentary on the latest advancements and regulatory developments in the sector.
—Chris Young, Interesting Engineering, 9 Feb. 2026
The crash happened near the intersection of Browns Bridge Road and Pearl Nix Parkway in Gainesville, about 50 miles northeast of Atlanta, police said.
—Michael Loria, USA Today, 9 Feb. 2026
Westbound traffic on 14 Mile Road will be able to proceed through the intersection or turn north onto Decker Road.
—Paula Wethington, CBS News, 9 Feb. 2026
See All Example Sentences for intersection
Cite this Entry
“Intersection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intersection. Accessed 16 Feb. 2026.
Copy CitationKids 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
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