1. 
[syn: deny, abnegate]
2.  surrender (power or a position); 
- Example: "The King abnegated his power to the ministers"
3.  deny or renounce; 
- Example: "They abnegated their gods"
The Collaborative International Dictionary of English v.0.48:
Abnegate \Ab"ne*gate\, v. t. [imp. & p. p. Abnegated; p. pr. &
   vb. n. Abnegating.] [L. abnegatus, p. p. of abnegare; ab +
   negare to deny. See Deny.]
   To deny and reject; to abjure. --Sir E. Sandys. Farrar.
   [1913 Webster]
WordNet (r) 3.0 (2006):
abnegate
    v 1: deny oneself (something); restrain, especially from
         indulging in some pleasure; "She denied herself wine and
         spirits" [syn: deny, abnegate]
    2: surrender (power or a position); "The King abnegated his
       power to the ministers"
    3: deny or renounce; "They abnegated their gods"