1. 
   Kathisma
   A Kathisma (Greek: καθισμα; Slavonic: каѳисма, kafisma), literally, "seat", is a division of the Psalter, used by Eastern Orthodox Christians and Eastern Catholics who follow the Byzantine Rite. The word may also describe a hymn sung at Matins, a seat used in monastic churches, or a t...
   Found op http://en.wikipedia.org/wiki/Kathisma
   
   

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