[ pe-troh-broo-zhuh n, -shuh n ]
/ ˌpɛ troʊˈbru ʒən, -ʃən /


a member of a 12th-century sect in S France that rejected the Mass, infant baptism, prayers for the dead, sacerdotalism, the veneration of the cross, and the building of churches.

Origin of Petrobrusian

1550–60; < Medieval Latin petrobrusiānus, named after Petrus Brusius Pierre de Bruys, 12th-century Frenchman who founded the sect; see -an Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019