Isles of Scilly

The Isles of Scilly form an archipelago of islands off the southwesternmost tip of Great Britain. Traditionally administered as part of the county of Cornwall, the islands now have their own Council of the Isles of Scilly. They are also designated the Isles of Scilly Area of Outstanding Natural Beauty.
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Noun
1. an archipelago of small islands off the southwestern coast of England near the entrance to the English Channel; formerly a haven for smugglers and pirates
(synonym) Scilly Islands
(hypernym) archipelago
(part-holonym) England