baptist

 
Pronunciation: /ˈbaptɪst/

noun

  • 1 (Baptist) a member of a Protestant Christian denomination advocating baptism only of adult believers by total immersion. Baptists form one of the largest Protestant bodies and are found throughout the world and especially in the US.
  • 2a person who baptizes someone.

Origin:

Middle English (in baptist (sense 2)): from Old French baptiste, via ecclesiastical Latin from ecclesiastical Greek baptistēs, from baptizein 'immerse, baptize'