See Also: Laurasia(dictionary)
Laurasia(encyclopedia)
Laurasia(dictionary)

Laurasia (iou)



Laurasia noun. M20.
[mod. Latin, from Laur(entia the ancient land mass corresp. to N. America (formed as LAURENTIAN adjective1) + Eur)asia (see EURASIAN adjective & noun).]
Geology. A supercontinent thought to have existed in the northern hemisphere and to have broken up in Mesozoic or late Palaeozoic times to form N. America, Europe, and most of Asia. Also, these land masses collectively as they exist today.
Laurasian adjective M20.