Meaning

adjective of or relating to or deriving from the Apostles or their teachings

adjective proceeding from or ordered by or subject to a pope or the papacy regarded as the successor of the Apostles

originEtymology tree Proto-Indo-European *h₂ep Proto-Indo-European *-o Proto-Indo-European *h₂epó Proto-Hellenic *apó Ancient Greek ᾰ̓πό (ăpó) Ancient Greek ἀπο- (apo-) Proto-Indo-European *stel-der. Proto-Hellenic *stéľľō Ancient Greek στέλλω (stéllō) Ancient Greek ἀποστέλλω (apostéllō) Ancient Greek ἀπόστολος (apóstolos) Proto-Indo-European *-kos Ancient Greek -κός (-kós) Ancient Greek -ικός (-ikós)…

Etymology from Wiktionary, CC BY-SA 3.0