Meaning of BAPTISM in English

BAPTISM

bap ‧ tis ‧ m /ˈbæptɪz ə m/ BrE AmE noun [uncountable and countable]

1 . a Christian religious ceremony in which someone is touched or covered with water to welcome them into the Christian faith, and sometimes to officially name them ⇨ christening

2 . baptism of/by fire a difficult or painful first experience of something:

The campaign has been a baptism of fire.

—baptismal /bæpˈtɪzm ə l/ adjective [only before noun] :

a baptismal font (=container for holding the water used at baptism)

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.