baptistry

Meaning

Noun

• A designated space within a church, or a separate room or building associated with a church, where a baptismal font is located, and consequently, where the sacrament of Christian baptism (via aspersion or affusion) is performed.
• An indoor pool used for baptism by immersion.

Origin

• From Middle English baptistery, baptisterie, from Ecclesiastical Latin baptistērium, from Ancient Greek βαπτιστήριον; equivalent to baptism + -ry.