1. (n.) Greek words, meaning Lord, have mercy upon us, used in the Mass, the breviary offices, the litany of the saints, etc.

2. (n.) The name given to the response to the Commandments, in the service of the Church of England and of the Protestant Episcopal Church.

Agnus Dei Alleluia Anamnesis Angelus Ave Ave Maria Blessing Canon Collect Communion Consecration Credo Dismissal Epistle Fraction Gloria Gospel Gradual Hail Mary Introit Kyrie Last Gospel Lavabo Offertory Paternoster Pax Post-Communion Preface Sanctus Secreta Tersanctus Tract aid prayer appeal beadroll beads beseechment bidding prayer breviary chaplet collect communion contemplation devotions entreaty grace impetration imploration intercession invocation litany meditation obsecration obtestation orison petition prayer prayer wheel rogation rosary silent prayer suit supplication thanks thanksgiving