noun
stoup; holy water basin
A basin for holy water in Christian churches, used for blessing or ritual washing. The English terms 'piscina' and 'aspersorium' are more specific liturgical variants.
教会の入り口に聖水盤が置いてある。
A holy water basin is placed at the entrance of the church.
Compound of 聖水 (holy water) and 盤 (basin, tray). The exact historical derivation is uncertain, but the term is a straightforward description of the object's function.