Search Result for "repudiative": 
Wordnet 3.0

ADJECTIVE (1)

1. rejecting emphatically; e.g. refusing to pay or disowning;
- Example: "a veto is a repudiative act"



WordNet (r) 3.0 (2006):

repudiative
    adj 1: rejecting emphatically; e.g. refusing to pay or
           disowning; "a veto is a repudiative act"