of or relating to or deriving from the Apostles or their teachings
"The bishop delivered a stirring apostolic sermon that reminded everyone of the original teachings found in the early church letters."
proceeding from or ordered by or subject to a pope or the papacy regarded as the successor of the Apostles
"papal dispensation"
Pertaining to apostles or their practice of teaching; pertaining to the apostles (of early Christianity) or their teachings.
"The church emphasized that its authority was purely apostolic, rooted directly in the original teachings and practices established by the first disciples."