contradict

CONTRADICT, v.t. [L., to speak.]

1. To oppose by words; to assert the contrary to what has been asserted, or to deny what has been affirmed.

It is not lawful to contradict a point of history known to all the world.

The Jews--spoke against those things which were spoken by Paul, contradicting and blaspheming. Acts 13.

2. To oppose; to be directly contrary to.

No truth can contradict another truth.