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 And that would make sense, Betelgeuse is pretty old for a red supergiant, which burn out more quickly than our star. Jennifer Leman, Popular Mechanics, "Betelgeuse Might've Dabbled in Some Casual Celestial Cannibalism," 21 July 2020 The process appears to be a part of a multimillion-year cycle that regulates the growth of supergiant galaxies in the centers of clusters. Scientific American, "Black Hole BLOWBACK," 1 July 2020 Betelgeuse, the red supergiant star that marks the armpit of Orion the Hunter, has been dramatically and mysteriously dimming for the last six months. Dennis Overbye, New York Times, "The Further Adventures of Betelgeuse, the Fainting Star," 14 Feb. 2020 From Earth's perspective, one of the brightest stars in the sky is the red supergiant Betelgeuse. John Timmer, Ars Technica, "New image shows Betelgeuse isn’t dimming evenly," 14 Feb. 2020 The star on the right shoulder of the Orion constellation is a red supergiant called Betelgeuse. Shannon Stirone, Wired, "Space Photos of the Week: Betelgeuse, Betelgeuse, Betelgeuse!," 18 Jan. 2020 Betelgeuse is a red supergiant star in Orion, a prominent constellation that spans the celestial equator. The Economist, "Stellar evolution Might there soon be a supernova near Earth?," 11 Jan. 2020 Another possibility is the red supergiant may just be going through a phase. Ryan Prior, CNN, "A giant red star is acting weird and scientists think it may be about to explode," 26 Dec. 2019 Some amphipods are tiny, but others, known as supergiants, can grow up to 13 inches long. Susan Casey, Outside Online, "One Man's Wild Quest to Reach the Bottom of Every Ocean," 22 Oct. 2019

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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Time Traveler for supergiant

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The first known use of supergiant was in 1926

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Statistics for supergiant

Last Updated

11 Aug 2020

Cite this Entry

“Supergiant.” Dictionary, Merriam-Webster, Accessed 13 Aug. 2020.

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