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.
Both candidates placed a premium on building the district’s roads, particularly west of the interstate where the area is still largely intersected by farm to market roads built for the area’s agrarian past. Harrison Mantas, Fort Worth Star-Telegram, 3 May 2026 The collection focuses on lifestyle and performance and brings together the worlds of soccer and Formula 1 as motorsports continue to intersect with style. Kanika Talwar, Footwear News, 1 May 2026 Her storyline is expected to intersect with Blunt's character, now a powerful executive at a luxury group controlling key advertising dollars. Moná Thomas, PEOPLE, 29 Apr. 2026 Alongside these offerings, the practice incorporates alternative wellness options, recognizing that mental health often intersects with broader aspects of daily life. Nia Bowers, USA Today, 29 Apr. 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 11 May. 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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