Pangaea

Pan·gae·a also Pan·ge·a Audio Help (pān-jē'ə)

n. A hypothetical supercontinent that included all the landmasses of the earth before the Triassic Period. Pangaea broke apart during the Triassic and Jurassic Periods, separating into Laurasia and Gondwanaland.

[pan- + Greek gaia, earth.]

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The American Heritage® Dictionary of the English Language, Fourth Edition
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