supercontinent

noun

su·​per·​con·​ti·​nent ˈsü-pər-ˌkän-tə-nənt How to pronounce supercontinent (audio)
-ˌkänt-nənt
: a hypothetical former large continent from which other continents are held to have broken off and drifted away

Examples of supercontinent in a Sentence

Recent Examples on the Web
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Others travelled north into Laurasia, the supercontinent that eventually split into Europe, Asia, and North America. Paul Smaglik, Discover Magazine, 23 Jan. 2025 Having evolved in western Gondwana, the researchers explain, dinosaurs spread outwards into southern Gondwana and the neighboring supercontinent Laurasia, which would eventually go on to break up into North America, Europe and Asia. John Yoo and John Shu, Newsweek, 23 Jan. 2025 Around 201 million years ago, incredible volcanic outpourings in the supercontinent Pangaea shook up life on Earth and gave early dinosaurs a chance to thrive. Riley Black, Smithsonian Magazine, 22 Jan. 2025 Paleontologists generally believe that dinosaurs first evolved in the southern part of the supercontinent, Pangea, around 230 million years ago. Monica Cull, Discover Magazine, 10 Jan. 2025 See all Example Sentences for supercontinent 

Word History

First Known Use

1960, in the meaning defined above

Time Traveler
The first known use of supercontinent was in 1960

Dictionary Entries Near supercontinent

Cite this Entry

“Supercontinent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supercontinent. Accessed 2 Feb. 2025.

Kids Definition

supercontinent

noun
su·​per·​con·​ti·​nent ˈsü-pər-ˌkänt-ᵊn-ənt How to pronounce supercontinent (audio)
-ˌkänt-nənt
: a former large continent which is assumed to have existed and from which other continents broke off and drifted away

More from Merriam-Webster on supercontinent

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