D defs.my
Entry 1 sense Webster, 1913

Euchologion

· Eu·cho·lo·gi·on · IPA /juːkə(ʊ)ˈləʊdʒɪən/
01 n. A formulary of prayers; the book of offices in the Greek Church, containing the liturgy, sacraments, and forms of prayers.
  1. 1.
    A formulary of prayers; the book of offices in the Greek Church, containing the liturgy, sacraments, and forms of prayers.(Eccl.)