neutron star

noun

Definition of neutron star

: 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

The dense remains of exploded, titanic stars — currently known as neutron stars — could be made of this stuff, begging an even cooler nomenclature: strange stars. Adam Hadhazy, Discover Magazine, "Scientists Hunt for A Seeming Paradox: A Magnet With Only One Pole," 13 Nov. 2018 However, neutron stars may provide a sort of amplification, making axions visible. Chris Lee, Ars Technica, "Pulsars could convert dark matter into something we could see," 20 Dec. 2018 However, emissions from x-ray binaries that include neutron stars often surge suddenly and then subside at least once every 5 to 10 years, Hailey explains. Sid Perkins, Science | AAAS, "A swarm of black holes may be lurking in our galaxy’s heart," 4 Apr. 2018 After a large star goes supernova, the leftover material is typically a neutron star. David Grossman, Popular Mechanics, "Cosmic Oddity Challenges What We Know About Pulsars," 19 Sep. 2018 And more information about a rare neutron star has emerged as a result. Doris Elin Salazar, Space.com, "'Lonely' Neutron Star Looks Fabulous in This New Close-Up," 31 May 2018 The strongest gravitational waves come from the collision of black holes or very dense objects called neutron stars. Mary Beth Griggs, The Verge, "Ancient black hole collision is the most massive researchers have ever observed," 3 Dec. 2018 Some of the most interesting objects in astrophysics are pulsars, which are rapidly spinning neutron stars. Frank Wilczek, WSJ, "Gyroscopes, Pulsars and the Power of Spin," 13 Sep. 2018 As a result, its core collapses into a neutron star or a black hole, taking most of the star out with it. Yvette Cendes, Discover Magazine, "Searching For Tonight’s Supernova," 17 Aug. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'neutron star.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of neutron star

1934, in the meaning defined above

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Last Updated

29 Jan 2019

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The first known use of neutron star was in 1934

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