Baptism is a significant Christian practice that involves cleansing or purification through water. It can involve sprinkling, pouring, or full immersion of individuals. Baptism signifies initiation into the Christian faith, a cleansing of sins, and a symbolic death and rebirth. It holds significance both for individuals as a personal commitment and acceptance of faith, as well as for Christian communities in welcoming new members. There are differences in beliefs and practices regarding baptism between denominations.