Print. While many people identify Swiss chard as a kind of spinach, it is in fact known and officially catalogued as spinach beet and silver beet, and is not the same family as spinach at all. Silver beet (or chard) is related to the beetroot family.t has a delicate taste and may be eaten raw or blanched, either in salad or as a vegetable. Unlike Swiss chard, true spinach has a relatively short picking season, and is therefore less productive. But it is just as easy to grow in the right conditions.
Definition of Perfect Square. Perfect square is a number that has a rational number as its square root. 1  49 is a perfect square as 49 = 72.  The following are few more examples of perfect squares.
Freebase(0.00 / 0 votes)Rate this definition: Magic square. In recreational mathematics, a magic square is an arrangement of numbers in a square grid, where the numbers in each row, and in each column, and the numbers that run diagonally in both directions, all add up to the same number.