to the contrary
saying or showing the opposite:
For a long time it was thought to be a harmless substance, but we now have proof/evidence to the contrary.

[TahlilGaran] Advanced Learner's Dictionary ▲

to the contrary
suggesting or showing that the opposite is true.
Unless you have specific information to the contrary, it is obvious that she is lying.

[TahlilGaran] English Idioms Dictionary ▲

to the contrary
contrary to what has been stated/thought
Everybody thought that the boy was bored at the dinner but to the contrary he was quite interested.

[TahlilGaran] English Idioms Dictionary ▲

to the contrary
adv. or adj. phr. With an opposite result or effect; just the opposite; in disagreement; saying the opposite.
Although Bill was going to the movies, he told Joe to the contrary.
We will expect you for dinner unless we get word to the contrary.
School gossip to the contrary, Mary is not engaged to be married.
Compare: ON THE CONTRARY.

[TahlilGaran] English Idioms Dictionary ▲