Wordnet 3.0
NOUN (1)
1.
the position of apostle;
The Collaborative International Dictionary of English v.0.48:
Apostleship \A*pos"tle*ship\, n.
The office or dignity of an apostle.
[1913 Webster]
WordNet (r) 3.0 (2006):
apostleship
n 1: the position of apostle