Kyrie n. : See Kyrie eleison.

Example:
What is the difference between Gregorian chant, Organum and Kyrie?

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. ... The Penitential Rite and Kýrie are omitted when the Rite of Sprinkling is celebrated, according to this modern use. ...