| a large inland sea in N Canada. 850 mi. (1370 km) long; 600 mi. (965 km) wide; 400,000 sq. mi. (1,036,000 sq. km). |
| Hudson Bay An inland sea of east-central Canada connected to the Atlantic Ocean by Hudson Strait, lying between southern Baffin Island and northern Quebec. James Bay is the southern extension of Hudson Bay, which was explored and named by Henry Hudson in 1610. |
Inland arm of the Atlantic Ocean in east-central Canada. Quebec, Ontario, Manitoba, and the Northwest Territories lie on its shores.
Note: It was explored and named by Henry Hudson, who was searching for the Northwest Passage.