intersect

verb

in·​ter·​sect ˌin-tər-ˈsekt How to pronounce intersect (audio)
intersected; intersecting; intersects

transitive verb

: to pierce or divide by passing through or across : cross
a comet intersecting earth's orbit
one line intersects another

intransitive verb

1
: to meet and cross at a point
lines intersecting at right angles
2
: to share a common area : overlap
where morality and self-interest intersect

Examples of intersect in a Sentence

A dry stream bed intersects the trail in several places. Line A intersects with line B. The two roads intersect at the edge of town.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The stage is set for a decade ahead where fashion, film, and community continue to intersect, reshaping what a runway can mean. Karissa Mitchell, Essence, 3 Sep. 2025 That’s because the moon’s orbital path intersects the sun’s path through Earth’s sky (the ecliptic) twice each month. Jamie Carter, Forbes.com, 2 Sep. 2025 Various storylines echoed the events of the film — and one supporting character in Season One briefly intersected with the plot of original recipe Fargo. Alan Sepinwall, Rolling Stone, 2 Sep. 2025 ProPublica and The Chronicle of Higher Education interviewed dozens of people whose paths have intersected with Terrell’s and reviewed thousands of pages of court documents and financial records related to his career and life. Peter Elkind, ProPublica, 27 Aug. 2025 See All Example Sentences for intersect

Word History

Etymology

Latin intersectus, past participle of intersecare, from inter- + secare to cut — more at saw

First Known Use

1615, in the meaning defined at transitive sense

Time Traveler
The first known use of intersect was in 1615

Browse Nearby Words

Cite this Entry

“Intersect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intersect. Accessed 9 Sep. 2025.

Kids Definition

intersect

verb
in·​ter·​sect ˌint-ər-ˈsekt How to pronounce intersect (audio)
1
: to divide by passing through or across : cross
one line intersecting another
2
: to meet and cross at one or more points
overlapping circles intersect at two points

More from Merriam-Webster on intersect

Last Updated: - Updated example sentences
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