ostensorium

/ˌɑstənˈsɔriəm/
noun
  1. A container or holder used in some Christian churches to display the consecrated host (the Eucharist) for worship.
    • During the service, the ostensorium was carried in a procession around the sanctuary.
    • The priest placed the host in the ostensorium for the congregation to adore.
    • The golden ostensorium was kept in a special cabinet in the church.
Synonyms