A jins (جنس / ALA-LC: jins, pl. أجناس / ajnās) is a set of three, four, or five stepwise pitches used to build an Arabic maqam, or melodic mode. They correspond to the English terms trichord, tetrachord, and pentachord. A maqam is made up of two or more ajnas. The word derives from the Greek word genus, meaning `type.` ...
Journal of the International Neuropsychological Society