kyrie eleison \kyr"i*e e*lei"son\ (?). [gr. ky`rie 'elei^son] 1. (r. c. ch.) greek words, meaning "lord, have mercy upon us," used in the mass, the breviary offices, the litany of the saints, etc. --addis & arnold. 2. the name given to the response to the commandments, in the service of the church of england and of the protestant episcopal church.
Kyrie, a transliteration of Greek Κύριε (Kyrie), vocative case of Κύριος (Kyrios), on whose meaning see Kyrios (biblical term), is a common name of an important prayer of Christian liturgy, also called the Kyrie eleison (Greek: Κύριε, ἐλέησον, Kýrie eléison).