counterevidence

noun

1. (countable, uncountable)Evidence which tends to disprove a claim or hypothesis.

   “Having been strongly pressed to do so, I gave counter-evidence, and I believe, in the opinion of the Commission, demolished the Doctor a second time.”

   “As the alternative norms and counterevidences are uncovered, it is the evaluator's task to determine inconsistency, contradiction, and subterfuge, and then to render his own verdict.”

   “People persevere in asserting all sorts of things in the face of apparent counterevidence.”