magic square

The American Dictionary and Cyclopedia · 1910 · p. 29
A square figure formed by a series of numbers in mathematical proportion, so disposed in parallel and equal rows that the sum of the numbers in each row or line, taken perpendicularly, horizontally, or diagonally, are equal. magic-tree, s. Bot.: Cantua buxifolia , a native of Peru. The name Magic-tree is a rendering of the native Indian name.
Readham'da tam maddeyi gor →