Thesaurus results for RED GIANT

red giant

noun

Definition of red giant

as in white dwarf

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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.

Recent Examples of red giant Roughly five billion years from now, the sun will follow the same path as this star, expanding into a red giant before shrinking into a white dwarf. — Sam MacDonald, Scientific American, 1 July 2026 The star system consists of a red giant star and a white dwarf locked in a close orbit. — Jamie Carter, Forbes.com, 25 June 2026 The first is the red giant phase, during which the sun will dramatically increase in size after running out of hydrogen in its core. — Rupendra Brahambhatt, Interesting Engineering, 20 June 2026 There are even some wilder suggestions out there, like moving Earth’s orbit farther from the Sun or removing some of the Sun’s mass to tame the red giant. — Scott K. Johnson, ArsTechnica, 15 June 2026 See All Example Sentences for red giant

Recent Examples of Synonyms for red giant

Noun

Mills found that the white dwarf in V445 Puppis has overcome its stellar indigestion and is once again feeding on its companion helium star.

— Robert Lea, Space.com, 24 July 2026
The planet either warmed up while engulfed during the red giant phase, or began heating as gravity pulled it closer to the resultant white dwarf.

— Andrew Paul, Popular Science, 1 July 2026

Definition of white dwarf

Noun

After a welcome presentation and cocktail party—Kir Royales in hand—slip into Moments, the onboard restaurant by German Michelin‑starred chef David Görne, whose cooking has held a red star since 2016 and a Green Star for sustainability since 2020.

— Lewis Nunn, Forbes.com, 21 July 2026
The lunar disk will appear to draw closer to the red light of Antares as the pair track a low arc over the southern horizon, before finally setting at sunrise on May 31, with the red star having transitioned to the top of the silver moon.

— Anthony Wood, Space.com, 29 May 2026

Definition of red star

Noun

Second, the array will track decay pathways that mirror stellar reactions, showing how heavy elements form during supernovae and neutron star collisions.

— Aman Tripathi, Interesting Engineering, 1 Aug. 2026
Previous studies had suggested that the dark object was a neutron star.

— Keith Cooper, Space.com, 14 July 2026

Definition of neutron star

Noun

Persistence is the variable that converts a rare unsafe path into a likely one.

— Ashish Bhatia, Forbes.com, 1 Aug. 2026
The biggest variable between now and November is energy, Harker said, and no economic tool allows the administration to control what happens in the Persian Gulf.

— Kevin Rector, Los Angeles Times, 30 July 2026

Definition of variable

Noun

This variable star is also located 250 light-years from Earth, but is sadly lost from view in the glare of the sun during the summer months.

— Anthony Wood, Space.com, 29 June 2026
Mroz counters, however, that none of those cases are actual microlensing events and instead the mere fluctuations of ordinary variable stars.

— Jonathan O'Callaghan, Scientific American, 4 June 2026

Definition of variable star

Noun

This binary consists of a pre-main-sequence star that has gathered mass but hasn't yet triggered the fusion of hydrogen to helium in its core, and its companion, a red dwarf star.

— Robert Lea, Space.com, 17 July 2026
Looking at a red dwarf improves matters, since there’s less light overall, and planets are relatively larger compared to these small stars.

— John Timmer, ArsTechnica, 16 July 2026

Definition of red dwarf

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red flags

red giant

red giants

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“Red giant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20giant. Accessed 4 Aug. 2026.

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Synonyms of red giant

noun

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