bisector

noun

bi·​sec·​tor ˈbī-ˌsek-tər How to pronounce bisector (audio)
bī-ˈsek-
: one that bisects
especially : a straight line that bisects an angle or a line segment

Examples of bisector in a Sentence

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.
Any two distinct points have a unique perpendicular bisector. Quanta Magazine, 22 May 2019 The perpendicular bisector is a very useful tool in Euclidean geometry. Quanta Magazine, 22 May 2019 Gabriella Figueroa, 16, a junior, had been in geometry class working on angle bisectors when the alarm sounded. Anchorage Daily News, 15 Feb. 2018 In geometry class, Gabriella Figueroa, 16, a junior, had been working on angle bisectors when the alarm sounded. Audra D. S. Burch and Patricia Mazzei, New York Times, 14 Feb. 2018

Word History

First Known Use

1823, in the meaning defined above

Time Traveler
The first known use of bisector was in 1823

Dictionary Entries Near bisector

Cite this Entry

“Bisector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bisector. Accessed 22 Nov. 2024.

Kids Definition

bisector

noun
bi·​sec·​tor ˈbī-ˌsek-tər How to pronounce bisector (audio)
bī-ˈsek-tər
: one that bisects
especially : a straight line that bisects an angle or a line segment

More from Merriam-Webster on bisector

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!