(Greek: "middle")
The name of the intermediately-pitched tetrachord in ancient Greek music-theory.
It forms the tetrachord descending from the central note, mese, in both the Greater Perfect System and Lesser Pefect System, and it actually is the middle tetrachord in the 3-tetrachord LPS.
The tonalsoft.com website is almost entirely the work of one person: me, Joe Monzo. Please reward me for my knowledge and effort by choosing your preferred level of financial support. Thank you.