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单词 gondwana
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Gondwana


Gond·wa·na

G5196500 (gŏnd-wä′nə)n. The supercontinent of the Southern Hemisphere that, according to the theory of plate tectonics, broke up into India, Australia, Antarctica, Africa, and South America.
[After Gondwana, a region of central India, ultimately from Sanskrit Goṇḍavanam : goṇḍaḥ, Gond + vanam, forest.]

Gond•wa•na

(gɒndˈwɑ nə)

n. a hypothetical landmass that began to separate from Pangaea toward the end of the Paleozoic Era to form South America, Africa, Antarctica, Australia, and peninsular India. Compare Laurasia. [1870–75]

Gondwana


Gondwana

[gänd′wä·nə] (geology) The ancient continent that is supposed to have fragmented and drifted apart during the Triassic to form eventually the present continents. Also known as Gondwanaland.
MedicalSeeGondwanaland
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更新时间:2024/12/22 22:54:17