red giant

noun

: a star that has low surface temperature and a diameter that is large relative to the sun

Examples of red giant in a Sentence

Recent Examples on the Web The film follows a group of astronauts, sometime far into the future, attempting to guide Earth away from the Sun, which is expanding into a red giant. Matt Kamen, WIRED, 6 July 2024 The red giant Betelgeuse, one of Orion’s brightest stars, shines above us, reigning in the sky at this time of year. Yulia Denisyuk, Outside Online, 23 May 2024 Hydrogen from the red giant is drawn to the surface of the white dwarf because of the pull. Julia Gomez, USA TODAY, 13 June 2024 The phenomenon occurs when a white dwarf and red giant star orbit each other. Tribune News Service, The Mercury News, 27 May 2024 See all Example Sentences for red giant 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'red giant.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1929, in the meaning defined above

Time Traveler
The first known use of red giant was in 1929

Dictionary Entries Near red giant

Cite this Entry

“Red giant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/red%20giant. Accessed 27 Jul. 2024.

Kids Definition

red giant

noun
: a very large star with a relatively low surface temperature

More from Merriam-Webster on red giant

Last Updated: - Updated example sentences
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