supergiant

noun

su·​per·​gi·​ant ˈsü-pər-ˌjī-ənt How to pronounce supergiant (audio)
Synonyms of supergiantnext
: something that is extremely large
especially : a star of very great intrinsic luminosity and enormous size
supergiant adjective

Examples of supergiant in a Sentence

Recent Examples on the Web
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With it, Venezuela’s transformation to a petroleum supergiant had begun — for better or worse. David Goldman, CNN Money, 5 Jan. 2026 Apep also includes a third star, a massive supergiant. Meghan Bartels, Scientific American, 22 Dec. 2025 For decades, astronomers have searched the skies for a missing population of doomed stars — the massive red supergiants that theory predicts should end their lives in powerful stellar explosions, but somehow rarely seem to. Sharmila Kuthunur, Space.com, 8 Oct. 2025 The album title is a reference to a red supergiant star 10,000 light-years away from Earth. Tomás Mier, Rolling Stone, 18 Sep. 2025 See All Example Sentences for supergiant

Word History

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of supergiant was in 1926

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Cite this Entry

“Supergiant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supergiant. Accessed 12 Jan. 2026.

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