Word of the day

hemiola

In early music, this term meant the ratio of 3:2 (3 to 2), employed musically in two senses. First is the ratio of the perfect fifth, whose musical value is 3:2. If you were to divide the string of a monochord at the ratio of 3:2, you would produce a perfect fifth. Another way to think of it is that two strings at lengths of 3 to 2, one string would make 3 vibrations in the same time that the other string would make 2