Requiem

Part of speech: noun (n.)

1. A mass said or sung for the repose of a departed soul. We should profane the service of the dead To sing a requiem and such rest to her As to peace-parted souls. Shak.

2. Any grand musical composition, performed in honor of a deceased person.

3. Rest; quiet; peace. [Obs.] Else had I an eternal requiem kept, And in the arms of peace forever slept. Sandys.