1. to administer the Christian sacrament of baptism to (someone); to immerse in or sprinkle with water as a religious rite
Usage: British spelling; American English uses 'baptizes'; third-person singular present tense
2. to give a name or title to; to name formally
Usage: figurative use

Examples

• The priest baptises the infant in the church.
• She baptises her newborn daughter with holy water.
• The church baptises new members every Easter.
• He baptises the ship before its maiden voyage.
• They baptise the child in the name of the Father, Son, and Holy Spirit.