intersect

verb

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

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

Synonyms of 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 unearthed quarters included north-south thoroughfares intersected by east-west streets, forming open squares and public spaces, said Hisham el-Leithy, secretary general of the supreme council of antiquities. ABC News, 4 July 2026 The exhibit also emphasizes the diverse communities at the Point, including soldiers, Indigenous nations, traders and settlers, whose lives intersected in ways that still echo in Pittsburgh’s identity today. Usa Today, USA Today, 1 July 2026 By this time, only the East Bottoms pumping station (located where Nicholson and Indiana avenues used to intersect) supplied water to the entire city, and protecting it was a top priority. Kansas City Public Library Staff, Kansas City Star, 1 July 2026 Moving between defining moments in her life and career, the film explores how Umm Kulthum’s rise intersected with some of the most significant political and social transformations of the twentieth century. Melanie Goodfellow, Deadline, 30 June 2026 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 7 Jul. 2026.

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

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