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solar system
noun
: the sun together with the group of celestial bodies that are held by its attraction and revolve around it
also
: a similar system centered on another star
Examples of solar system in a Sentence
Recent Examples on the Web
These findings change what was once believed about the history of Mars and could help uncover more about the planet and our solar system at large.
—Devika Rao, theweek, 18 Nov. 2024
Scientists sought hints about how our solar system came to be — and about the origin of one class of molecules in particular.
—Elise Cutts, Quanta Magazine, 13 Nov. 2024
The probe, along with its Voyager 1 twin, launched in 1977 from Cape Canaveral, Florida to explore the far reaches of our solar system.
—Eric Lagatta, USA TODAY, 12 Nov. 2024
Vega: ‘Uniquely Smooth’ Disk Just 25 light-years from the solar system, Vega is 455 million years old, a tenth of the age of our sun, but 40 times brighter.
—Jamie Carter, Forbes, 1 Nov. 2024
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Word History
First Known Use
circa 1704, in the meaning defined above
Dictionary Entries Near solar system
Cite this Entry
“Solar system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20system. Accessed 30 Nov. 2024.
Kids Definition
solar system
noun
: a star with the group of heavenly bodies that revolve around it
especially
: the sun with the planets, moons, asteroids, and comets that orbit it
More from Merriam-Webster on solar system
Britannica English: Translation of solar system for Arabic Speakers
Britannica.com: Encyclopedia article about solar system
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