supercontinent


Also found in: Encyclopedia, Wikipedia.
Related to supercontinent: Supercontinent cycle

su·per·con·ti·nent

 (so͞o′pər-kŏn′tə-nənt)
n.
A large continent that, according to the theory of plate tectonics, broke up into smaller continents. Gondwana and Laurasia were supercontinents.

supercontinent

(ˈsuːpəˌkɒntɪnənt)
n
(Geological Science) a great landmass thought to have existed in the geological past and to have split into smaller landmasses, which drifted and formed the present continents

su·per·con·ti·nent

(so͞o′pər-kŏn′tə-nənt)
A large continent that, according to the theory of plate tectonics, is thought to have split into smaller continents in the geologic past. Pangaea and Gondwanaland are supercontinents. See Note at Gondwanaland.
Translations
supercontinent
References in periodicals archive ?
Even as we're taking in, say, NGC 1275, a galaxy about 225 million light-years away, an observer there could be admiring the supercontinent Pangaea, which existed on our planet 225 million years ago.
The study also indicates that captorhinids were the most common reptiles and by the end of the Permian period, about 250 million years ago, these ancient reptiles had even spread across the ancient supercontinent of Pangaea.
During the Triassic and Jurassic periods when the dinosaurs lived, all the continents were joined together as the supercontinent of Pangaea.
The second volume focuses on the Laurasiatheria, placental mammals that originated on the northern supercontinent of Laurasia.
The highly anticipated third title in the Stormlight Archive series picks up where the second book left off--with the devastating Everstorm passing over the Roshar supercontinent, awakening enslaved Parshmen who transform into Voidbringers, creatures of destruction.
Consequently, the play was named 'Pangaea' referring to the sole supercontinent that existed about 300 million years ago, which was called Pangaea, where no corruption could be found.
Pattiaratchi said the location of seamounts would also help model the impact of tsunamis, given undersea mountains help dissipate their destructive energy, and potentially change our understanding of the break-up of the ancient supercontinent of Gondwana.
When New Zealand split away from the supercontinent Gondwanaland 85 million years ago, predatory mammals had not evolved, and birds thrived.
A study of the fossil suggests that following the breakup of the supercontinent Gondwana in the middle of the Cretaceous period, a distinct dinosaur fauna evolved in Africa.
The mantle rocks analyzed by the scientists were extracted by a ship that drilled more than 2,265 feet below the seafloor off the coasts of Spain and Portugal, where 125 million years ago, large rifts began to split apart the massive supercontinent known as Pangaea and form the Atlantic Ocean.
A mere 300million years ago, Newfoundland was at the centre of the supercontinent Pangaea before the Earth's tectonic upheavals split it into the present day continents.