baptism by immersion
Christian term for baptism performed by full immersion in water, as opposed to sprinkling or pouring. Used in theological or church contexts.
This church practices baptism by immersion.
rebaptism by immersion
Baptist church
Compound of 浸 (しん, 'immerse') and 礼 (れい, 'rite'), a direct translation of the Christian concept of baptism by immersion.