bisect

verb

bi·​sect ˈbī-ˌsekt How to pronounce bisect (audio)
bī-ˈsekt
bisected; bisecting; bisects
Synonyms of bisectnext

transitive verb

: to divide into two usually equal parts
bisection
ˈbī-ˌsek-shən How to pronounce bisect (audio)
bī-ˈsek-
noun
bisectional adjective
bisectionally adverb

Examples of bisect in a Sentence

Draw a line that bisects the angle. The city is bisected by the highway.
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 city is bordered by Detroit to the south, sits just south of I-696 and is bisected by I-75. Brendel Clark, Freep.com, 7 Dec. 2025 Valley Fair, located on Stevens Creek Boulevard, sits both in San Jose and Santa Clara, with the city border bisecting the property. Robert Salonga, Mercury News, 1 Dec. 2025 As rebel and former regime forces bisected regions and cities, people left their homes. Emily Feng, NPR, 25 Nov. 2025 Day 3 Waterfall Hunting Chattanooga sits on the Tennessee River, surrounded by steep mountains bisected by spring-fed creeks. Graham Averill, Outside, 20 Nov. 2025 See All Example Sentences for bisect

Word History

Etymology

bi- entry 1 + intersect

First Known Use

circa 1645, in the meaning defined at transitive sense

Time Traveler
The first known use of bisect was circa 1645

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Cite this Entry

“Bisect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bisect. Accessed 14 Dec. 2025.

Kids Definition

bisect

verb
bi·​sect ˈbī-ˌsekt How to pronounce bisect (audio)
bī-ˈsekt
1
: to divide into two usually equal parts
2

More from Merriam-Webster on bisect

Last Updated: - Updated example sentences
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