Kyrie eleison : Greek words, meaning "Lord, have mercy upon us," used in the Mass, the breviary offices, the litany of the saints, etc.

Kyrie eleison : The name given to the response to the Commandments, in the service of the Church of England and of the Protestant Episcopal Church.

Example:


Taxonomy
Kyrie Eleison, prayer, Greek, song, have mercy, aaa, syllables, languages, the Mass, the Roman, mass, Lord, Christ, Gregorian chant, Greek languages, free encyclopedia, Chants, centuries.

Defination from the web:
Kýrie, eléison which is Greek for Lord, have mercy. ... This is a key to fully understanding the Greek Kýrie, eléison, for while Latin is mostly a static language (Lord HAVE mercy! ...