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  • Definition
    • castle :a large and stately mansion

      • castle :move the king two squares toward a rook and in the same move the rook to the square next past the king

        • castle :a large building formerly occupied by a ruler and fortified against attack

          • castle :(chess) the piece that can move any number of unoccupied squares in a direction parallel to the sides of the chessboard

            • castle :interchanging the positions of the king and a rook

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            • Derivative