contrary

contrary to popular belief/opinion

something that you say before you make a statement that is the opposite of what most people believe. Contrary to popular belief, bottled water is not always better than tap water.

See also: opinion

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on the contrary

just the opposite, esp. of something said or believed. The evidence of history, on the contrary, shows that these ancient people had a very advanced culture.

Usage notes: often used to disagree with someone or something and to present new information

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.