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 After ejection, this shell would be similar in size to either a large globular cluster or an extremely small dwarf galaxy. John Timmer, Ars Technica, 9 Apr. 2023 An international team of astronomers have created the most sensitive radio image ever of a globular cluster. Laura Baisas, Popular Science, 18 Jan. 2024 Like light, radio waves coming from planets, stars, and globular clusters with changing magnetic fields travel through space. Laura Baisas, Popular Science, 18 Jan. 2024 This Hubble Space Telescope image showcases a brilliant globular cluster within the Large Magellanic Cloud. Eric Berger, Ars Technica, 11 Dec. 2023 The first hints of violence came when astronomers peering through the storied 200-inch telescope at Palomar Observatory (which Hubble was the first to use) found evidence in 1992 that the Milky Way was ripping apart some of the globular clusters in its halo. WIRED, 12 Nov. 2023 The Euclid telescope spied a globular cluster — a huge collection of hundreds of thousands of stars bound together by gravity — located approximately 7,800 light-years away from Earth. Denise Chow, NBC News, 7 Nov. 2023 This is the second-closest globular cluster to Earth, about 7,800 light-years away. WIRED, 7 Nov. 2023 European Space Agency Astronomers have said that globular clusters are some of the oldest objects in the universe, and thus could offer insights into how their host galaxies formed and evolved. Denise Chow, NBC News, 7 Nov. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'globular cluster.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 24 Apr. 2024.

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