Meaning & use

Laurasia

proper noun·Academictechnical

Last updated

UK/lɔːˈreɪʒə/
US/lɔːˈreɪʒə/

Meaning

  1. proper nounproperspecialist

    The huge northern landmass that existed after the supercontinent Pangaea broke apart, containing what are now North America, Europe, and most of Asia.

    Grammar: A proper name, so it is capitalized and used without an article: Laurasia drifted apart.

    Patterns

    • the breakup of Laurasia

    Fossils of similar mammals appear in Europe and North America because both were once part of Laurasia.

    Laurasia and Gondwana formed when Pangaea split about 200 million years ago.

    Geologists study mountain ranges to learn how Laurasia slowly broke apart.

Common combinations

Laurasia and Gondwana
The two great landmasses, Laurasia and Gondwana, drifted in different directions.
the breakup of Laurasia
The breakup of Laurasia opened the North Atlantic.
part of Laurasia
Greenland was once part of Laurasia.
split from Pangaea
Laurasia split from Pangaea during the Jurassic.
Laurasian fossils
Laurasian fossils show how animals spread across the north.

Synonyms and how they differ

Opposites

Word family

Laurasian adjective
relating to Laurasia, as in Laurasian mammals
Laurentia proper noun
the ancient core of North America, one of the roots of the name
Eurasia proper noun
the land of Europe and Asia, the other root of the name
Pangaea proper noun
the single supercontinent that split to form Laurasia and Gondwana

Commonly confused: Laurasia or Gondwana? Laurasia or Pangaea?

Laurasia vs Gondwana

Gondwana was the southern half that came from the same split, including Africa, South America, Antarctica, India, and Australia, whereas Laurasia was the northern half.

Laurasia vs Pangaea

Pangaea was the whole single supercontinent, while Laurasia was only the northern part after the breakup.

Practice

Which continent was NOT part of Laurasia?

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