eagle(небольшой круглый коврик, положенный по церковному ритуалу только епископу, на котором тот стоит во время богослужения // Eagle. (Gr. Dikephalos aitos; Sl. Orletz). Small circular rug or permanent design on the church's floor, presenting a double-headed eagle with outstretched wings soaring over a city. It signifies the watchfulness and authority of the bishop over his diocese. The double-headed eagle was also the symbol of the Byzantine Empire. goarch.org)