From HomoExcelsior

1. A land mass, especially one smaller than a continent, entirely surrounded by water. 2. a counter forming an island in the middle of the kitchen; islands of people living on the empty prairie. 3. The superstructure, as of an aircraft carrier. 4. A cluster of cells differing in structure or function from the cells constituting the surrounding tissue. 5. a secluded mansion, islanded by shrubbery and fences.

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