laurasia

English Thesaurus

1. a hypothetical continent that (according to plate tectonic theory) broke up later into North America and Europe and Asia (noun.object)

instance hypernym	:	continent,
definition	:	one of the large landmasses of the earth (noun.object)

part meronym	:	northern hemisphere,
definition	:	the hemisphere that is to the north of the equator (noun.location)