cloisonné enamel
Powdered frit placed in between empty spaces created by a thin metal wire that follows the shape of a preconsidered pattern. After being heated, this enamelled glass could intensify the colours of the depicted design.

cylinder method
A method of glass-making. Molten glass is blown into a mould is worked upon in order to take cylindrical shape. After cooling, the glass cylinder is cut along with heated knife and put into the furnace again, where it splits.

ouriachos
A conical vigil oil candle.

polycandelon
The polycandelon used a varying number of small glass bowls or cones in a metal frame. Hanging by chains, it illuminated churches and rich houses.

pseudo-Kufic
A decoration motif which imitates the arabic writing, especially its angular form (Kufic).

typikon
Foundation document of a monastery compiling the rules regarding its administrative organization and liturgic rituals, as well as the comportment inside a cenobitic monastery. The monastic typika could also include the biography (vita) of the monastery founder along with a catalogue of the movable or immovable property of the monastery. They constitute an important source for the study of the monastic life, while at the same time they shed light on many aspects of the Byzantine society. The liturgical typika were calendars with instructions for each day’s services, liturgical books with rules arranging the celebration rituals.