supercontinent
noun
su·per·con·ti·nent
ˈsü-pər-ˌkän-tə-nənt 
-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
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Creation of the Antarctica Mountains Many geologists think these features were created when multiple tectonic plates that include what is now known as Africa, South America, Australia, India, and Antarctica collided to create a supercontinent called Gondwana.
—
Paul Smaglik, Discover Magazine, 13 May 2025
Tom Hanks narrates this examination of the astonishing variety of life on a supercontinent stretching from northern Canada to the bottom of South America.
—Matthew Carey, Deadline, 26 Apr. 2025
Scientists analyzing the image said the area's distinctive reddish hue signals vast oxidation of sedimentary layers caused by extreme climate swings during the Triassic Period, when North America was still part of the supercontinent Pangaea.
—Thomas G. Moukawsher, MSNBC Newsweek, 17 Apr. 2025
At this time, tectonic movements had arranged most of Earth's landmasses into two vast supercontinents: Laurasia in the north and Gondwana in the south.
—John Yoo and John Shu, Newsweek, 23 Jan. 2025
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Paul Smaglik, Discover Magazine, 13 May 2025
Tom Hanks narrates this examination of the astonishing variety of life on a supercontinent stretching from northern Canada to the bottom of South America.
—Matthew Carey, Deadline, 26 Apr. 2025
Scientists analyzing the image said the area's distinctive reddish hue signals vast oxidation of sedimentary layers caused by extreme climate swings during the Triassic Period, when North America was still part of the supercontinent Pangaea.
—Thomas G. Moukawsher, MSNBC Newsweek, 17 Apr. 2025
At this time, tectonic movements had arranged most of Earth's landmasses into two vast supercontinents: Laurasia in the north and Gondwana in the south.
—John Yoo and John Shu, Newsweek, 23 Jan. 2025
See All Example Sentences for supercontinent
Cite this Entry
“Supercontinent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supercontinent. Accessed 23 May. 2025.
Copy CitationKids Definition
supercontinent
noun
su·per·con·ti·nent
ˈsü-pər-ˌkänt-ᵊn-ənt
-ˌkänt-nənt
: a former large continent which is assumed to have existed and from which other continents broke off and drifted away
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