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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For example, the current model of airspace allocation, based on decades-old frameworks, contrasts sharply with the potential for drone corridors that could populate the skies with the density of a neutron star (OK, slight exaggeration). Clyde Wayne Crews Jr., Forbes, 12 Jan. 2025 Previously, skepticism surrounded the possibility of a radio burst escaping the intense environment of a magnetar, a neutron star with a powerful magnetic field. Jack Knudson, Discover Magazine, 3 Jan. 2025 The event is driven by an earlier merger of two neutron stars; this creates an unstable intermediate neutron star, which is kept from collapsing immediately by its rapid spin. Jennifer Ouellette, Ars Technica, 11 June 2024 Pulsars are rapidly spinning cosmic remnants called neutron stars that form when massive stars run out of fuel and collapse under their own gravity. Robert Lea, Space.com, 19 Dec. 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 15 Jan. 2025.

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

More from Merriam-Webster on neutron star

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