Meaning of Marcionitism in English:

Marcionitism

Pronunciation /ˈmɑːʃ(ɪ)ənɪˌtɪz(ə)m/ /ˈmɑːsɪənɪˌtɪz(ə)m/

noun

Christian Church
  • The doctrines of the Marcionites.

Origin

Late 19th century; earliest use found in Encyclopaedia Britannica. From Marcionite + -ism.