as in white dwarf
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Recent Examples of red giant
The background star involved in the event was identified as a red giant, helping to refine the measurements.
—
Rupendra Brahambhatt, Interesting Engineering, 3 Jan. 2026
Orion’s brightest stars are Rigel, which marks one of the hunter’s knees, and the red giant star Betelgeuse at his armpit.
—Mike Lynch, Twin Cities, 28 Dec. 2025
The process of expending off energy makes a dying star what's called a red giant, before the white dwarf remains.
—Keith Matheny, Freep.com, 11 Dec. 2025
It may have been mined somewhere on Earth in the not-too-distant past, but originally, it was molded in the heart of an expiring star—either a smaller one that had ballooned into a red giant or a giant crucible that ignited into a supernova.
—Robin George Andrews, Smithsonian Magazine, 30 May 2025
See All Example Sentences for red giant
Rupendra Brahambhatt, Interesting Engineering, 3 Jan. 2026
Orion’s brightest stars are Rigel, which marks one of the hunter’s knees, and the red giant star Betelgeuse at his armpit.
—Mike Lynch, Twin Cities, 28 Dec. 2025
The process of expending off energy makes a dying star what's called a red giant, before the white dwarf remains.
—Keith Matheny, Freep.com, 11 Dec. 2025
It may have been mined somewhere on Earth in the not-too-distant past, but originally, it was molded in the heart of an expiring star—either a smaller one that had ballooned into a red giant or a giant crucible that ignited into a supernova.
—Robin George Andrews, Smithsonian Magazine, 30 May 2025
See All Example Sentences for red giant
Recent Examples of Synonyms for red giant
Noun
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Finally, the nebula fades away and only a white dwarf is left behind.—
Big Think,
Big Think,
11 Feb. 2026
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Procyon's white dwarf companion was not found until 1896 at the Lick Observatory in California.—
Joe Rao,
Space.com,
23 Jan. 2026
Noun
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Instead, Lohan put her right hand in the shot, showing off a bubble bath pink natural nail polish as well as a small red star tattoo.—
Lara Walsh,
InStyle,
6 Jan. 2026
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Big, hot, blue stars live shorter lives, while tiny, cool, red stars live for much longer.—
Stephen DiKerby,
The Conversation,
24 Nov. 2025
Noun
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But when a binary star about to go supernova threatens the planet Adjumir, Maw’s beloved Gebre entrusts him with an artifact and the order to leave him behind.—
Literary Hub,
Literary Hub,
3 Nov. 2025
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Next, locate the highest point of light in the constellation — the binary star system Rasalhague — and its neighbor Kappa Ophiuchi to the lower right.—
Anthony Wood,
Space.com,
25 Oct. 2025
Noun
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Learning about these highly energized neutrinos could lead to discoveries about where in the universe they might have been created, such as black holes and neutron star collisions — the latter of which are the most powerful classes of explosions in the cosmos.—
Adam Harrington,
CBS News,
9 Feb. 2026
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The fact that these events are responsible for the creation of some of our most precious and important elements, as well as bright cosmic phenomena like GRBs and kilonovas, means there has been a heavy bias toward studying the aftereffects of neutron star mergers.—
Robert Lea,
Space.com,
4 Feb. 2026
Noun
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Of course, prices aren't the only variable that negotiations hinge on.—
Darius Tahir,
NPR,
10 Feb. 2026
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Progress one variable at a time—either speed or workout length.—
Stephanie Anderson Witmer,
Health,
6 Feb. 2026
Noun
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Bradley Schaefer, an astronomer at Louisiana State University, focuses on cataclysmic variable stars, objects that vary in brightness over time due to some type of major turmoil.—
Liz Kruesi,
Quanta Magazine,
2 Feb. 2026
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In another imaging campaign, API, assisted by AMIGO, was able to produce detailed images of a black hole jet, the volcanic surface of Jupiter's moon Io, and stellar winds emanating from a distant variable star.—
Tereza Pultarova,
Space.com,
5 Nov. 2025
Noun
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Stars that are cooler and fainter can live far longer; the dimmest red dwarf stars theoretically can live on for as much as a trillion years or more.—
Joe Rao,
Space.com,
8 Feb. 2026
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The star, named StKM 1-1262, is a red dwarf star about 130 light-years from Earth.—
Ashley Strickland,
CNN Money,
16 Nov. 2025
Noun
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Even though novas are exceptionally bright, supernovas are brighter—reaching billions of times brighter than the sun at their peak.—
Elizabeth Gamillo,
Smithsonian Magazine,
3 July 2025
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Recorded live at the Lincoln Center, the band plays a bossa-nova take on the song while Gaga sings solo, wearing one of Cher’s own wigs.—
Kristen S. Hé,
Vulture,
19 Mar. 2025
Cite this Entry
“Red giant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20giant. Accessed 15 Feb. 2026.
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