That contradicts something, such as an argument. / That is itself a contradiction. / That is diametrically opposed to something. / Mutually exclusive. / Tending to contradict or oppose, contrarious.

(logic) Either of a pair of propositions, that cannot both be true or both be false.

The state or quality of being contradictory.

plural of contradictory

Synonym of contradictory

Synonym of contradictoriness

Synonym of contradictorily

Containing multiple claims or ideas that are inherently in disagreement; of something or someone that contradicts itself

(linguistics, philosophy, semantics) complementary antonym

plural of contradictory antonym