supercontinent

noun
su·​per·​con·​ti·​nent | \ ˈsü-pər-ˌkän-tə-nənt How to pronounce supercontinent (audio) , -ˌkänt-nənt \

Definition of supercontinent

: 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 They are found exclusively in Brazil and the Central African Republic, which hundreds of millions of years ago were joined as part of a supercontinent known as Rodinia. Michael Wright, WSJ, 10 Feb. 2022 Research has shown the complex history behind this gap of missing time, and theories range from the break-up of an ancient supercontinent, causing tectonic uplift and erosion, to a dramatic shift in Earth's climate and weathering cycle. David Bressan, Forbes, 27 Jan. 2022 These two areas were connected for more than a billion years, forming the supercontinent, Rodinia. Jill Newman, Town & Country, 17 Jan. 2022 The continents crashed together to form a supercontinent, Rodinia, then drifted apart again. Elizabeth Kolbert, The New Yorker, 6 Dec. 2021 Ankylosaur fossils from the northern portion of what used to make up the supercontinent Pangea have been well-researched, per New Scientist. Elizabeth Gamillo, Smithsonian Magazine, 2 Dec. 2021 The study said that very few ankylosaurs had been found from southern Gondwana -- the lower part of the ancient supercontinent Pangea. Katie Hunt, CNN, 1 Dec. 2021 The supercontinent Pangea was in the later stages of breaking apart, creating the Gulf of Mexico and covering most of Alabama with water. Dennis Pillion | Dpillion@al.com, al, 12 Nov. 2021 The researchers have found mixopterids called Terropterus xiushanensis from the Lower Silurian, and but this is the first mixopterids found in Gondwana, an ancient supercontinent that extended from present-day Australia to North and South America. Naomi Ludlow, USA TODAY, 30 Oct. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'supercontinent.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of supercontinent

1960, in the meaning defined above

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The first known use of supercontinent was in 1960

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Dictionary Entries Near supercontinent

superconservative

supercontinent

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Cite this Entry

“Supercontinent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supercontinent. Accessed 26 May. 2022.

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