aspergillum
/ˌæspərˈdʒɪləm/
noun
- A tool used in some Christian churches for sprinkling holy water, typically a rod with a perforated bulb or brush at the end.
- The silver aspergillum was kept in a special holder near the altar.
- The priest used an aspergillum to bless the congregation with holy water.
- During the Easter service, the deacon carried the aspergillum around the church.