columbarium

definition: a sepulchral vault or other structure having recesses in the walls to receive cinerary urns
example:
speech part: noun
synonyms:
definition: a niche for a funeral urn containing the ashes of the cremated dead
example:
speech part: noun
synonyms: cinerarium
definition: a birdhouse for pigeons
example:
speech part: noun
synonyms: dovecote columbary

How columbarium is being used?