arnoldist means A member of a Proto-Protestant Christian movement of the 12th century that opposed infant baptism, the Eucharist, and the material wealth of the Roman Catholic Church. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
From Arnold + -ist, after Arnold of Brescia.
noun
- A member of a Proto-Protestant Christian movement of the 12th century that opposed infant baptism, the Eucharist, and the material wealth of the Roman Catholic Church.