types:
sacrament
a formal religious ceremony conferring a specific grace on those who receive it; the two Protestant ceremonies are baptism and the Lord's Supper; in the Roman Catholic Church and the Eastern Orthodox Church there are seven traditional rites accepted as instituted by Jesus: baptism and confirmation and Holy Eucharist and penance and holy orders and matrimony and extreme unction
confirmation
a ceremony held in the synagogue (usually at Pentecost) to admit as adult members of the Jewish community young men and women who have successfully completed a course of study in Judaism
libation
the act of pouring a liquid offering (especially wine) as a religious ceremony
Mass,
mass
(Roman Catholic Church and Protestant Churches) the celebration of the Eucharist
vigil,
watch
the rite of staying awake for devotional purposes (especially on the eve of a religious festival)
last rites
rites performed in connection with a death or burial
orgy
secret rite in the cults of ancient Greek or Roman deities involving singing and dancing and drinking and sexual activity
circumcision
the act of circumcising performed on males eight days after birth as a Jewish and Muslim religious rite
liturgy
a rite or body of rites prescribed for public worship
office
a religious rite or service prescribed by ecclesiastical authorities
none
a service in the Roman Catholic Church formerly read or chanted at 3 PM (the ninth hour counting from sunrise) but now somewhat earlier
vesper
a late afternoon or evening worship service
watch night
a devotional service (especially on New Year's Eve)
Offertory
the part of the Eucharist when bread and wine are offered to God
matrimony
the ceremony or sacrament of marriage
baptism
a Christian sacrament signifying spiritual cleansing and rebirth
confirmation
a sacrament admitting a baptized person to full participation in the church
penance
a Catholic sacrament; repentance and confession and atonement and absolution
beatification
(Roman Catholic Church) an act of the Pope who declares that a deceased person lived a holy life and is worthy of public veneration; a first step toward canonization
canonisation,
canonization
(Roman Catholic and Eastern Orthodox Church) the act of admitting a deceased person into the canon of saints
consecration
(religion) sanctification of something by setting it apart (usually with religious rites) as dedicated to God
High Mass
a solemn and elaborate Mass with music
Requiem
a Mass celebrated for the dead