SINCE 1828
dictionary
thesaurus
view recents

bisector

noun
Save Word
bi·​sec·​tor | \ ˈbī-ˌsek-tər How to pronounce bisector (audio) , bī-ˈsek- \

Definition of bisector

: 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 Any two distinct points have a unique perpendicular bisector. — Quanta Magazine, "How Geometry, Data and Neighbors Predict Your Favorite Movies," 22 May 2019 The perpendicular bisector is a very useful tool in Euclidean geometry. — Quanta Magazine, "How Geometry, Data and Neighbors Predict Your Favorite Movies," 22 May 2019 Gabriella Figueroa, 16, a junior, had been in geometry class working on angle bisectors when the alarm sounded. — Anchorage Daily News, "As shots rang out, a student texts: 'If I don't make It, I love you'," 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, "As Shots Ring Out, a Student Texts: ‘If I Don’t Make It, I Love You’," 14 Feb. 2018

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

See More

First Known Use of bisector

1823, in the meaning defined above

Keep scrolling for more

Learn More about bisector

Time Traveler for bisector

Time Traveler

The first known use of bisector was in 1823

See more words from the same year

Statistics for bisector

Cite this Entry

“Bisector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bisector. Accessed 24 Feb. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

More from Merriam-Webster on bisector

Nglish: Translation of bisector for Spanish Speakers

Britannica English: Translation of bisector for Arabic Speakers

Comments on bisector

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

Show Comments  Hide Comments 

WORD OF THE DAY

fathom

Listen to the pronunciation of fathom

See Definitions and Examples »

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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

Words at Play
Ask the Editors
Word Games