Search Result for "abdicator": 
Wordnet 3.0

NOUN (1)

1. one who formally relinquishes an office or responsibility;


The Collaborative International Dictionary of English v.0.48:

Abdicator \Ab"di*ca`tor\, n. One who abdicates. [1913 Webster]
WordNet (r) 3.0 (2006):

abdicator n 1: one who formally relinquishes an office or responsibility