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

Definition of intersect

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

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Synonyms for intersect


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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.
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Recent Examples on the Web How and if this dizzying array of pathways might intersect is unknown. Claudia Wallis, Scientific American, "It’s Time to Shift Tactics on Alzheimer’s Disease," 14 Dec. 2019 The improvements might occur anywhere on Pearl and/or Royalton roads within Strongsville’s borders, or on streets intersecting those roads, and on Foltz Parkway. Bob Sandrick, cleveland, "Strongsville approves TIF agreements for six private projects, including The Royalton Collection and Culver’s," 19 Nov. 2019 Be prepared to provide details such as: the specific highway; direction of travel; mile post; nearest intersecting highway, exit or mailbox number. Andrew Mollica, Milwaukee Journal Sentinel, "Where is your car most likely to hit a deer in Wisconsin? Just about everywhere," 1 Nov. 2019 The issue is nobody can know, for sure, precisely where and when those lines will intersect. Brian Lowry, CNN, "HBO Max goes 'all in' on its big genre-driven streaming bet," 30 Oct. 2019 Though Sunday is the first time their professional teams will intersect on the field, in one way the game will be just like when Quincy and Quinnen lined up against each other on the practice field at Wenonah High. Dave Caldwell, New York Times, "Bros to Pros: The N.F.L.’s Quinnen and Quincy Williams," 27 Oct. 2019 Seattle’s passing game has helped in two ways: a greater emphasis on switch releases, with roues intersecting off the snap, and the arrival of D.K. Metcalf. Andy Benoit,, "There’s No Good Way to Defend the Chiefs’ Offense—But the Ravens Have a Good Idea," 18 Sep. 2019 His incredible feats of bear killing and frontier exploring intersected with a political career that was catalyzed by central banking. Phil Edwards, Vox, "The dirty politics behind an American tall tale," 7 Aug. 2019 With the compass corner touching the landmark, spin the compass until the needle is once again in the orienting arrow. Draw a line with a pencil on your map along the straightedge of your compass, intersecting your landmark. 6. James Lynch, Popular Mechanics, "How To Use a Map and Compass," 19 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'intersect.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of intersect

1615, in the meaning defined at transitive sense

History and Etymology for intersect

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

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Time Traveler for intersect

Time Traveler

The first known use of intersect was in 1615

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Statistics for intersect

Last Updated

17 Jan 2020

Cite this Entry

“Intersect.” The Dictionary, Merriam-Webster Inc., Accessed 20 January 2020.

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More Definitions for intersect


How to pronounce intersect (audio)

English Language Learners Definition of intersect

: to divide (something) by passing through or across it
: to meet and cross at one or more points
: to share some common area


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

Kids Definition of intersect

: to cut or divide by passing through or across : cross One line intersects the other.

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Comments on intersect

What made you want to look up intersect? Please tell us where you read or heard it (including the quote, if possible).


not to be intimidated or subdued

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