supergiant

noun

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

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Example Sentences

Recent Examples on the Web When the bright, red supergiant star Betelgeuse blew its top in 2019, the Hubble Space Telescope and other observatories were there to see it. Tim Newcomb, Popular Mechanics, 12 Aug. 2022 The red supergiant Betelgeuse, a colossal star in the Orion constellation, experienced a massive stellar eruption – the likes of which have never been seen before, according to astronomers. Ashley Strickland, CNN, 12 Aug. 2022 Betelgeuse, a red supergiant that looks like a ruby in the Orion constellation, suddenly began to dim in 2019 -- an event that puzzled astronomers. Ashley Strickland, CNN, 13 Aug. 2022 Extreme supergiant stars like VY Canis Majoris are rare. Joshua Hawkins, BGR, 1 July 2022 The previous record-holder, Icarus, also a blue supergiant star spotted by Hubble, formed 9.4 billion years ago. Marcia Dunn, The Christian Science Monitor, 31 Mar. 2022 The previous record-holder, Icarus, also a blue supergiant star spotted by Hubble, formed 9.4 billion years ago. Marcia Dunn, The Christian Science Monitor, 31 Mar. 2022 The previous record-holder, Icarus, also a blue supergiant star spotted by Hubble, formed 9.4 billion years ago. Marcia Dunn, The Christian Science Monitor, 31 Mar. 2022 The previous record-holder, Icarus, also a blue supergiant star spotted by Hubble, formed 9.4 billion years ago. Marcia Dunn, The Christian Science Monitor, 31 Mar. 2022 See More

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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Word History

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of supergiant was in 1926

Dictionary Entries Near supergiant

Cite this Entry

“Supergiant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supergiant. Accessed 2 Oct. 2022.

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More from Merriam-Webster on supergiant

Last Updated: 17 Sep 2022

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