WordWeb Online

1. Opposition between two conflicting forces or ideas
    
2. (logic) a statement that is necessarily false
   "the statement 'he is brave and he is not brave' is a contradiction";
   - contradiction in terms
    
3. The speech act of contradicting someone
   "he spoke as if he thought his claims were immune to contradiction"

Derived forms: contradictions

Type of: falsehood, falsity, negation, oppositeness, opposition, untruth

Encyclopedia: Contradiction