WordNet (r) 3.0 (2006):

Paul the Apostle
    n 1: (New Testament) a Christian missionary to the Gentiles;
         author of several Epistles in the New Testament; even
         though Paul was not present at the Last Supper he is
         considered an Apostle; "Paul's name was Saul prior to his
         conversion to Christianity" [syn: Paul, Saint Paul,
         St. Paul, Apostle Paul, Paul the Apostle, Apostle of
         the Gentiles, Saul, Saul of Tarsus]