neutron star

noun
Updated on: 21 May 2018

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

Recent Examples of neutron star from the Web

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.

First Known Use of neutron star

1934

in the meaning defined above

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