- The protocontinent regarding the Northern Hemisphere, a hypothetical landmass that based on the principle of plate tectonics split up into united states, Europe, and Asia.
- a hypothetical continent that (based on plate tectonic theory) separated later on into united states and Europe and Asia
- A supercontinent including the majority of the landmasses which make up today's continents for the north hemisphere.
Sentence for "Laurasia"
- North America then joined with Eurasia…
Hypernym for "Laurasia"