The lack or absence of contradiction, especially as a principle of logic that a proposition and its opposite cannot both be true.
不矛盾，无矛盾
the first law of logic, the law of non-contradiction, states that Beaver and I cannot both be right
Example sentencesExamples
Moreover, the instructional process imparts a religious vocabulary that religious people use in linguistic patterns that embody such logical principles as non-contradiction and the distinction between symbol and the symbolized.
But this violates the laws of identity and non-contradiction in classical logic.
The basic law of logic is the principle of non-contradiction, namely that it is contradictory to say that something can both be and not be at the same time.
The unity of truth is a fundamental premise of human reasoning, as the principle of non-contradiction makes clear.
This universal form is, Hegel says, simply a principle of consistency or non-contradiction.