as in white dwarf
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Recent Examples of red dwarf
The smallest red dwarfs, with masses barely bigger than a tenth of the mass of the Sun, can burn for trillions of years.
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Paul Sutter, Ars Technica, 16 Apr. 2024
Too Hot For Life Barnard’s star is a red dwarf star, a low-mass, cool star that comprises about 70% of all the stars in the Milky Way.
—Jamie Carter, Forbes, 1 Oct. 2024
Orbiting a red dwarf star, which typically has a longer lifespan than larger stars like our Sun, Kepler-186f might benefit from stable conditions for billions of years, giving life more time to potentially develop.
—Anna Nordseth, Discover Magazine, 31 July 2024
Attention has instead turned to small, red dwarf stars, or M-dwarfs, which are between 10% and 60% of the size of the Sun and less than 7% as bright.
—Bydaniel Clery, science.org, 20 June 2024
See all Example Sentences for red dwarf 
Paul Sutter, Ars Technica, 16 Apr. 2024
Too Hot For Life Barnard’s star is a red dwarf star, a low-mass, cool star that comprises about 70% of all the stars in the Milky Way.
—Jamie Carter, Forbes, 1 Oct. 2024
Orbiting a red dwarf star, which typically has a longer lifespan than larger stars like our Sun, Kepler-186f might benefit from stable conditions for billions of years, giving life more time to potentially develop.
—Anna Nordseth, Discover Magazine, 31 July 2024
Attention has instead turned to small, red dwarf stars, or M-dwarfs, which are between 10% and 60% of the size of the Sun and less than 7% as bright.
—Bydaniel Clery, science.org, 20 June 2024
See all Example Sentences for red dwarf
Recent Examples of Synonyms for red dwarf
Noun
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The most famous of these are Type Ia supernovas, in which the white dwarf is obliterated in a runaway thermonuclear explosion after stolen stellar material piles up on its surface (though there are rare events called Type Iax supernovas, in which the white dwarf lives on as a wrecked zombie star).—
Robert Lea,
Space.com,
23 Dec. 2024
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Situated some 3,000 light-years away from Earth, the Blaze Star is a binary system in which a white dwarf, the core remains of a dying star, accumulates material from its neighboring red giant star.—
Alexa Robles-Gil,
Smithsonian Magazine,
7 Oct. 2024
Noun
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One of the fast radio bursts appears to have come from the chaotic, magnetically active environment near a type of dense neutron star called a magnetar.—
Ashley Strickland,
CNN,
24 Jan. 2025
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This is how close NASA's Parker Solar Probe will fly by the sun Astronomers hypothesize that the FRBs could be originating from two supernova remnants, called neutron stars, that are merging or collapsing onto themselves, Shah said.—
Julia Jacobo,
ABC News,
24 Jan. 2025
Noun
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See the location of the Hollywood Sign marked by the red star in the image below.—
Greta Cross,
USA TODAY,
9 Jan. 2025
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These Earth-sized planets were found orbiting a small red star called TRAPPIST-1, a star 40 light-years away with one-tenth of the mass of the sun.—
Lisa Kaltenegger,
WIRED,
5 Dec. 2024
Noun
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New York has no issue in that regard — second in offensive rating, third in shooting percentage and a binary star averaging more than 50 points per game.—
Steven Louis Goldstein,
The Athletic,
15 Jan. 2025
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However, the existence of a white dwarf is not sufficient for a Type la supernova; the white draft must also be part of a binary star system, in which a pair of stars orbit a common center of mass.—
Julian Dossett,
Space.com,
15 Jan. 2025
Noun
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As expected with these diminutive masses, brown dwarfs are rarely found in binaries.—
Robert Lea,
Space.com,
24 Dec. 2024
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But the other system isn’t a perfect mirror of our Solar System—a brown dwarf also orbiting the star may have played a part in the Earth-like planet’s survival, experts tell The New York Times.—
Christie Wilcox,
science.org,
30 Sep. 2024
Noun
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Holidays Holidays are another variable to consider.—
Metro Creative Services,
Boston Herald,
19 Jan. 2025
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Stevenson explained the 20th century French literary travel philosophy of psychogeography posited that travelling on the same path twice never leads to the same experience because other variables are ever changing.—
Eve Chen,
USA TODAY,
16 Jan. 2025
Noun
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In particular, Leavitt would scrutinize images of the Small and Large Magellanic Clouds, and had identified 1,800 variable stars within them.—
Keith Cooper,
Space.com,
17 Jan. 2025
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As one of the largest, most luminous stars in our Milky Way Galaxy, the variable star VY Canis Majoris is a likely candidates for the next naked-eye core-collapse supernova, said Guinan.—
Bruce Dorminey,
Forbes,
13 Jan. 2025
Noun
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The white dwarf acts as a cosmic thief, pulling material from its red giant companion in a process called accretion.—
Tom Howarth,
Newsweek,
31 Dec. 2024
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The team observed that the outer star is in the process of becoming a red giant, a phase occurring at the end of a star’s life.—
Laura Baisas,
Popular Science,
23 Oct. 2024
Thesaurus Entries Near red dwarf
Cite this Entry
“Red dwarf.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20dwarf. Accessed 29 Jan. 2025.
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