Definition of "Laurasia"

Laurasia

proper noun
1. (geology) A supercontinent which included most of the landmasses which make up today's continents of the Northern Hemisphere.
  Quotations
  A diverse collection of ankylosaurs once roamed in great numbers across Laurasia — the northern supercontinent that once contained North America and Asia.
  2021 December 1, Asher Elbein, “This Dinosaur Found in Chile Had a Battle Ax for a Tail”, in The New York Times‎