Definition of: Prince of Wales Island

1. A former name for PENANG ISLAND.
2. An island in the Arctic Ocean, in south central Franklin district of Northwest Territories, Canada; 13,736 square miles; the north magnetic pole was located on it in 1948.
3. The largest island of the Alexander Archipelago, SE Alaska, in the North Pacific west of Ketchikan; 2,231 square miles; 135 miles long, 45 miles wide.