|advə|kād.əsˈdēˌī; |advə|käd.əsˈdāˌe, |ädvō|käˌtu̇s- noun
Usage: usually capitalized D
Etymology: Late Latin
: an official of the Roman Catholic Congregation of Rites whose duty is to refute the objections raised by the advocatus diaboli against the beatification or canonization of a person