n. 注水

[医] 泼水疗法

[ noun ]
the act of baptizing someone by pouring water on their head
<noun.act>

Affusion \Af*fu"sion\ ([a^]f*f[=u]"zh[u^]n), n. [Cf. F.
affusion.]
The act of pouring upon, or sprinkling with a liquid, as
water upon a child in baptism. Specifically: (Med) The act of
pouring water or other fluid on the whole or a part of the
body, as a remedy in disease. --Dunglison.