neutron star

noun

: a dense celestial object that consists primarily of closely packed neutrons and that results from the collapse of a much larger stellar body

Examples of neutron star in a Sentence

Recent Examples on the Web
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Scientists know that stellar corpses are densely packed with neutrons — one teaspoon of neutron star material would weigh as much as Mount Everest. Quanta Magazine, 6 Nov. 2024 The group calculated that approximately one in three gravitational waves of the right sort (neutron star collisions work best since their mergers last longer than black hole mergers) would make the bar ring with one quantum unit of energy. Charlie Wood, Quanta Magazine, 30 Oct. 2024 These systems are made up of the black hole and a secondary object like a star, much denser neutron star, or another black hole. Laura Baisas, Popular Science, 23 Oct. 2024 There are even proposals to use gravitational-wave signals from merging black holes and neutron stars. Marc Kamionkowski, Scientific American, 15 Oct. 2024 See all Example Sentences for neutron star 

Word History

First Known Use

1934, in the meaning defined above

Time Traveler
The first known use of neutron star was in 1934

Dictionary Entries Near neutron star

Cite this Entry

“Neutron star.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neutron%20star. Accessed 23 Nov. 2024.

Kids Definition

neutron star

noun
: a very dense object in space that consists of closely packed neutrons and is produced by the collapse of a much larger star

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