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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Among the research projects to which the telescope in Arizona has contributed is a fifteen-year analysis of objects in the Kuiper Belt, a band of ice-rich asteroids in the distant solar system. Rebecca Mead, New Yorker, 28 July 2025 Along the way, visitors can enjoy exhibits, including the Selena Memorial, which honors Tejano star and Corpus Christi native Selena Quintanilla-Perez, as well as a scale model of the solar system. Gabi De La Rosa, Southern Living, 24 July 2025 It's thought that many of these could lurk in the Oort cloud, a shell of comets located at the very edge of the solar system. Robert Lea, Space.com, 23 July 2025 Unlike the last two space objects that visited our solar system, 3I/ATLAS is racing in on a steep path. Pranjal Malewar, New Atlas, 20 July 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

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Cite this Entry

“Solar system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20system. Accessed 2 Aug. 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

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