continental divide is a noun meaning "the watershed of a continent (especially the watershed of North America formed by a series of mountain ridges extending from Alaska to Mexico)". It carries one recorded sense.
the watershed of a continent (especially the watershed of North America formed by a series of mountain ridges extending from Alaska to Mexico)
North America
Definitions, synonyms and semantic relations for continental divide come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.