binary system

noun

: binary star
also : a similar system containing bodies (such as black holes) other than stars

Examples of binary system 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.
This outburst ejects powerful jets, seen as filaments shooting out from the binary system, forming loops and trails as the plasma emerges in streamers. Alan Taylor, The Atlantic, 23 Dec. 2024 The nature of the G objects and the evolution of binary systems in extreme gravitational fields remain ongoing questions, but discoveries like D9 bring astronomers closer to understanding how stars can exist—and thrive—near the heart of our galaxy. Dan Perry, Newsweek, 18 Dec. 2024 The researchers hypothesize that all of the stars in the close vicinity of the supermassive black hole were binary systems that have since merged, Peissker said. Julia Jacobo, ABC News, 17 Dec. 2024 Hitting a triple Most of the black holes that scientists have detected appear to be part of a pair called a binary system. Laura Baisas, Popular Science, 23 Oct. 2024 See all Example Sentences for binary system 

Word History

First Known Use

1802, in the meaning defined above

Time Traveler
The first known use of binary system was in 1802

Dictionary Entries Near binary system

Cite this Entry

“Binary system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/binary%20system. Accessed 30 Dec. 2024.

Kids Definition

binary system

noun
: a system of two objects that revolve around each other
especially : binary star

More from Merriam-Webster on binary system

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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