👉 A diptycas is a type of musical composition in which two separate parts are combined into one. This can be seen as a way to create an "extended" or "multi-syllabic" sound, where each part has its own distinct tone and melody. The terms "diptycas" and "tridechos" (which means three parts) originated from the Greek words "diplo" (meaning "three") and "kathros" (meaning "sound"). So
