ship route

English Thesaurus

1. a lane at sea that is a regularly used route for vessels (noun.artifact)

hypernym	:	lane,
definition	:	a well-defined track or path; for e.g. swimmers or lines of traffic (noun.artifact)

instance hyponym	:	saint lawrence seaway, st. lawrence seaway,
definition	:	a seaway involving the Saint Lawrence River and the Great Lakes that was developed jointly by Canada and the United States; oceangoing ships can travel as far west as Lake Superior (noun.artifact)