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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
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
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Word History
First Known Use
1802, in the meaning defined above
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
Britannica.com: Encyclopedia article about binary system
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