counterproof

English

Etymology

counter- +‎ proof

Noun

counterproof (plural counterproofs)

1. (printing) The inverted image of an original proof.
2. (logic) A proof that contradicts a given statement.
   • 2001, Linda Dégh, Legend and Belief: Dialectics of a Folklore Genre, page 4:

     It seems that ghosts and legendary encounters in general thrive under the protection of law because their extranormal statements and implications require proof and provoke the less convincing counterproof.