Requiem (noun)

1. A Mass or service held in memory of a dead person, especially for the repose of their soul.
2. A musical composition or set of compositions for such a Mass or service.

Origin:

Late middle english: from old french, or from latin requiem, from requies 'rest, repose'.

Examples:

1. The requiem was sung by a choir in the cathedral.
2. The requiem was attended by the bereaved family and friends.
3. The requiem was conducted by the priest with solemnity.
4. The requiem was composed by Mozart in memory of his father.
5. The requiem was a beautiful tribute to the deceased.