saint lawrence Definition

river 760 miles (1223 kilometers) long in Ontario and Quebec, Canada, bordering on the U.S. in New York, flowing from Lake Ontario northeast into the Atlantic Ocean, and forming at its mouth a wide bay (the Gulf of Saint Lawrence)

expansion of the Saint Lawrence River in Canada and the U.S. west-southwest of Cornwall, Ontario

island 95 miles (153 kilometers) long in northern Bering Sea, western Canada

waterway including a system of canals, locks, and dams in Canada and the U.S. in and along the Saint Lawrence River between Lake Ontario and Montreal

reservation in southeastern Ontario, Canada, that was established in 1904 and includes some of the scenic pine-forested islands and rocky islets of the Thousand Islands