Definition of supercontinent
: a hypothetical former large continent from which other continents are held to have broken off and drifted away
Recent Examples of supercontinent from the Web
This area includes the point at which the Indian subcontinent and the Australian and Antarctic continents separated during the breakup of the supercontinent Gondwana.
But the dark bands appeared during the breakup of Gondwana, a supercontinent that formed around 600 million years and split apart around 180 million years ago.
This supercontinent breakup scenario could have caused a runaway cooling effect only if weathering outpaced other feedbacks in the climate system, explains Francis Macdonald, an associate professor of geology at Harvard.
The present-day distribution of the eighteen living species, in Antarctica, Australia, New Zealand, South America, and southernmost Africa, is a product of the breakup of the supercontinent Gondwanaland, the southern part of Pangaea.
These fossilized footprints are commonly found in the rocks of supercontinent Gondwana—which was a mashup of modern Africa, South America, India, Australia, the Arabian Peninsula and Antarctica.
Instead of a simple splitting of the supercontinent, the existence of Mauritia proves that Gondwana underwent a much more violent splitting, with many smaller pieces of the landmass left floating, and eventually sinking, into the Indian Ocean.
This interesting brew is named after the supercontinent Pangea* which began breaking apart 175 million years ago, eventually forming our modern continents.
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