Euchologion (εὐχή λόγος), the common name of the liturgical books of the Greek Church, containing the services for the sacraments, conferring of orders, and other religious offices. There is an edition by Goar, entitled Euchologion, sive Rituale Graecormm, complectens ritus et ordines divince Liturgice, officiorum, sacramertorum, etc., juxta usum Orientalis ecclesiae (Par. 1647). See Covel, Some Account of the Greek Church (Lond. 1722, fol.), chapters 2, 3; Neale, History of the Holy Eastern Church, part 1 (Lond. 1850), 1:317.