requiem

A mass for a deceased person.

A musical composition for such a mass.

A hymn, composition, or service for the dead.

In the Roman Catholic Church, the mass for the dead.

A musical setting of the mass for the dead.

Hence, in popular usage, a musical service or hymn for the dead. Compare the popular use of dirge.

Rest; quiet; peace.

Synonyms Dirge, Elegy, etc. See dirge.

A mass said or sung for the repose of a departed soul.