CONTRADICTION, n. L.

1. An assertion of the contrary to what has been said or affirmed denial contrary declaration.
2. Opposition, whether by words, reproaches or attempts to defeat.

Consider him that endured such contradiction of sinners against himself. Hebrews 12 .

3. Direct opposition or repugnancy inconsistency with itself incongruity or contrariety of things, words, thoughts or propositions. These theorems involve a contradiction.

If we perceive truth, we thereby perceive whatever is false in contradiction to it.