preconciliar

adjective

pre·​con·​cil·​i·​ar ˌprē-kən-ˈsi-lē-ər 

variants or pre-conciliar

: of, relating to, or issued at a time before the formation of a council (such as an ecclesiastical council)

preconciliar theologians

a preconciliar church

Word History

First Known Use

1912, in the meaning defined above