land bridge








noun

  1. Geology. an actual or hypothetical strip of land, subject to submergence, that connects adjacent continental landmasses and serves as a route of dispersal for plants and animals: a prehistoric land bridge between Asia and North America.
  2. a transcontinental rail route between countries, as those in Europe and the Far East, considered faster and less costly than all-sea routes.

noun

  1. (in zoogeography) a connecting tract of land between two continents, enabling animals to pass from one continent to the other

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