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
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The clumps, some of which are the size of our entire solar system, are where dust production is at its greatest. Keith Cooper, Space.com, 16 Jan. 2025 Despite the number of PHAs out in our solar system, none of them are likely to hit our planet any time soon. Michael Gfoeller and David H. Rundell, Newsweek, 16 Jan. 2025 Those eternally dark areas are some of the coldest places in the solar system, despite the fact that Mercury is the closest planet to the sun. Margherita Bassi, Smithsonian Magazine, 13 Jan. 2025 The last time the comet passed in the solar system was at least 135,000 years ago, Cooke said. Saleen Martin, USA TODAY, 13 Jan. 2025 See all Example Sentences for solar system 

Word History

First Known Use

circa 1704, in the meaning defined above

Time Traveler
The first known use of solar system was circa 1704

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 20 Jan. 2025.

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

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