a ‧ pos ‧ tle /əˈpɒs ə l $ əˈpɑː-/ BrE AmE noun [countable]
[ Date: 900-1000 ; Language: Late Latin ; Origin: apostolus , from Greek , 'bringer of messages, apostle' , from apostellein 'to send away' , from apo- ( ⇨ ↑ apocalypse ) + stellein 'to send' ]
1 . one of the 12 people chosen by Jesus Christ to teach and spread the Christian religion
2 . formal someone who believes strongly in an idea and tries to persuade other people about it SYN proponent
apostle of
a great apostle of non-violence