globular cluster

noun

: any of various approximately spherical clusters of gravitationally associated stars that typically populate galactic halos

called also globular

Examples of globular cluster in a Sentence

Recent Examples on the Web
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The planet lies in a globular cluster, Messier 4, over 6,000 light-years from Earth. Keith Cooper, Space.com, 20 Dec. 2024 Studying globular clusters in space can be a little like studying fossils on Earth: Where fossils give insights into the characteristics of ancient plants and animals, globular clusters illuminate the characteristics of ancient stars. Alan Taylor, The Atlantic, 17 Dec. 2024 In fact, astronomers are particularly curious about its approximately 2,000 globular clusters, filled with hundreds of thousands of old stars with often similar ages but varying masses and characteristics. Margherita Bassi, Smithsonian Magazine, 4 Dec. 2024 But the galaxy is full of 2,000 globular clusters, or groups of hundreds of thousands of old stars gravitationally held together, providing the perfect place for astronomers to conduct comparison studies of stars that are the same age but differ in mass and other aspects. Ashley Strickland, CNN, 2 Dec. 2024 See all Example Sentences for globular cluster 

Word History

First Known Use

1785, in the meaning defined above

Time Traveler
The first known use of globular cluster was in 1785

Dictionary Entries Near globular cluster

Cite this Entry

“Globular cluster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/globular%20cluster. Accessed 30 Dec. 2024.

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