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 latest buildings, to be developed by Ryan Cos. and located between Cretin Avenue and Mount Curve Boulevard, will be bisected by a new pedestrian promenade that will emerge at an angle from a small plaza to be located near Lunds at Ford Parkway and Cretin Avenue. Frederick Melo, Twin Cities, 3 June 2025 On May 20 the lunar disk will be bisected by the terminator, with the left half illuminated by the sun, and the right drenched in shadow, throwing several large craters into relief. Anthony Wood, Space.com, 19 May 2025 This time, fans at a racetrack are incinerated, bludgeoned by flying tires, bisected by a car hood, or impaled through a rebar — setups that hold great promise on paper, but don’t live up to their full visual potential. Gayle Sequeira, Vulture, 16 May 2025 Many stretches of the trek to Base Camp don’t feel remote—after every 30 minutes of walking the trail bisects another village or town. Ben Ayers, Outside Online, 1 May 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 10 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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