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
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Astronomers traced a previous detection of a long-period transient, announced in March, to a white dwarf that’s closely orbiting a small, cool red dwarf star.
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Ashley Strickland, CNN Money, 28 May 2025
Crucially, the white dwarf is not destroyed, and the 80-year-long process begins again.
—Jamie Carter, Forbes.com, 11 May 2025
The object could be a white dwarf—an Earth-sized husk that remains after a star has exhausted its nuclear fuel.
—Jeffrey Kluger, Time, 30 May 2025
The most likely scenario is a Type Ia supernova, which occurs in binary star systems in which a white dwarf consumes enough mass of its companion star to explode violently.
—Stefanie Waldek, Space.com, 29 May 2025
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Ashley Strickland, CNN Money, 28 May 2025
Crucially, the white dwarf is not destroyed, and the 80-year-long process begins again.
—Jamie Carter, Forbes.com, 11 May 2025
The object could be a white dwarf—an Earth-sized husk that remains after a star has exhausted its nuclear fuel.
—Jeffrey Kluger, Time, 30 May 2025
The most likely scenario is a Type Ia supernova, which occurs in binary star systems in which a white dwarf consumes enough mass of its companion star to explode violently.
—Stefanie Waldek, Space.com, 29 May 2025
See All Example Sentences for white dwarf
Cite this Entry
“White dwarf.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/white%20dwarf. Accessed 15 Jul. 2025.
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