bisect

verb

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

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 military parade is slated for Saturday, June 14, in the heart of Washington, D.C., spanning six blocks and bisecting the National Mall. Kathryn Palmer, USA Today, 14 June 2025 The event honoring the U.S. Army’s 250th birthday, which also falls on Trump’s 79th birthday, is scheduled to hit its stride at 6:30 p.m. when tanks, soldiers and military equipment travel the six blocks bisecting the National Mall. Brian Niemietz, New York Daily News, 13 June 2025 The main difficulty lies in a creek that bisects the fairway and continues to the right of the green. Julio Cesar Valdera Morales, MSNBC Newsweek, 29 May 2025 Few residents of Albuquerque would deny the scourge of violence in a neighborhood bisected by Route 66 and home to dense blocks of auto shops, immigrant-run businesses and working-class families. Jack Healy, New York Times, 28 Apr. 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 27 Jun. 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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