redemptionist
/rɪˈdɛm(p)ʃ(ə)nɪst/noun
1A person who believes in or advocates redemption or salvation.
2A person who redeems another from slavery or captivity; specifically a Trinitarian or Mercedarian. Chiefly historical.
adjective
That believes in or advocates redemption or salvation.
- In early use especially in the names of religious orders..
Origin
Mid 17th century; earliest use found in John Saltmarsh (d. 1647), preacher and religious controversialist. From redemption + -ist.