Saint Lawrence Seaway

Saint Lawrence Seaway

An international waterway, about 3,781 km (2,350 mi) long, consisting of a system of canals, dams, and locks in the St. Lawrence River and connecting channels through the Great Lakes. Jointly developed by the United States and Canada, the seaway opened in 1959 and provides passage for oceangoing ships as far west as Lake Superior.

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Saint Lawrence Seaway

n usually abbreviated to St Lawrence Seaway

(Placename) an inland waterway of North America, passing through the Great Lakes, the St Lawrence River, and connecting canals and locks: one of the most important waterways in the world. Length: 3993 km (2480 miles)

Thesaurus

Noun

1.

Saint Lawrence Seaway - 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 St. Lawrence Seaway