Isle Royale

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Isle Roy·ale

 (roi′əl)
An island of northern Michigan in Lake Superior near the coast of Ontario. French fur traders named the island in 1671. Native Americans mined the island's copper for centuries before ceding the island to the United States in 1843. It is now a national park.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Isle Royale

(ˈrɔɪəl)
n
(Placename) an island in the northeast US, in NW Lake Superior: forms, with over 100 surrounding islands, Isle Royale National Park. Area: 541 sq km (209 sq miles)
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Isle′ Roy′ale

(ˈrɔɪ əl)
n.
an island in Lake Superior: a part of Michigan; a national park (Isle′ Roy′ale Na′tional Park′). 208 sq. mi. (540 sq. km).
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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