su·​per·​gi·​ant | \ ˈsü-pər-ˌjī-ənt How to pronounce supergiant (audio) \

Definition of supergiant

: something that is extremely large especially : a star of very great intrinsic luminosity and enormous size

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Other Words from supergiant

supergiant adjective

Examples of supergiant in a Sentence

Recent Examples on the Web

The supergiant stars pulse regularly, their brightness changing in measurable patterns over hours and days. Ashley Strickland, CNN, "New map of the Milky Way provides more evidence that it's warped and twisted," 2 Aug. 2019 The number of supergiant rounds fell has been flat in the first half of 2019, after enjoying 35 percent per-quarter growth over the past two years. Leonard Sherman, WIRED, "'Blitzscaling' Is Choking Innovation—and Wasting Money," 11 July 2019 Along with main sequence and white dwarf stars, other groups include dwarfs, giants, and supergiants. Catherine Zuckerman, National Geographic, "Everything you wanted to know about stars," 20 Mar. 2019 On a cosmic scale, this star was rather ordinary, probably a red supergiant some 10 times more massive than our sun. Quanta Magazine, "Lucky Break Leads to Controversial Supernova Discovery," 5 July 2017 For blue supergiants, with dozens of times the Sun's mass, the models stop exploding. John Timmer, Ars Technica, "Atoms may come apart as the Universe’s biggest stars explode," 24 Oct. 2018 Yellow supergiants can exist between ten to a hundred thousand years before going supernova. Lauren Castle, azcentral, "Lowell Observatory researcher discovers 'runaway' star 200,000 light years from Earth," 3 Apr. 2018 According to Lowell Observatory, the star is the first runaway yellow supergiant to be discovered and the second evolved runaway star to be found in another galaxy. azcentral, "AZ Memo: Maricopa Community Colleges faculty seek $850K; Should home businesses have fewer restrictions; Star found by Lowell Observatory," 3 Apr. 2018 Blue supergiant stars do not have life spans of nine billion years. Washington Post,, "This star is the farthest ever seen. It’s 9 billion light-years away.," 4 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'supergiant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of supergiant

1926, in the meaning defined above

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Statistics for supergiant

Last Updated

6 Aug 2019

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Time Traveler for supergiant

The first known use of supergiant was in 1926

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Rhyming Dictionary: Words that rhyme with supergiant

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of or relating to the heavens

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