contradiction

nouns

opposition between two conflicting forces or ideas
contradiction
is a type of (narrower)
the relation between opposed entities
oppositeness, opposition
(logic) a statement that is necessarily false
"the statement `he is brave and he is not brave' is a contradiction"
contradiction, contradiction in terms
the speech act of contradicting someone
"he spoke as if he thought his claims were immune to contradiction"
contradiction
is derived from
contradict
is a type of (narrower)
the speech act of negating
negation