white dwarf

noun

plural white dwarfs
: a small hot whitish star of low intrinsic brightness usually with a mass approximately equal to that of the sun but with a density many times larger

Examples of white dwarf in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The show’s soul, however, is the central relationship between Legoshi, a male gray wolf, and Haru, a female white dwarf rabbit. Eric Vilas-Boas, Vulture, 2 May 2025 Research has shown that type Ia supernovae originate from some binary star systems containing at least one white dwarf. John W. Dean, MSNBC Newsweek, 7 Apr. 2025 This object has a bipolar, cylindrical outflow of gas, propelled by radiation and stellar winds from a hot white dwarf at the center. Alan Taylor, The Atlantic, 28 Apr. 2025 The first pathway involves a vampire white dwarf gradually stealing material from a close companion star and accreting it onto its surface. Robert Lea, Space.com, 25 Apr. 2025 See All Example Sentences for white dwarf

Word History

First Known Use

1922, in the meaning defined above

Time Traveler
The first known use of white dwarf was in 1922

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Cite this Entry

“White dwarf.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/white%20dwarf. Accessed 10 May. 2025.

Kids Definition

white dwarf

noun
: a small whitish star of low brightness that has a mass approximately equal to that of the sun but that is many times more dense

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