disconfirmatory

dis- +‎ confirmatory

disconfirmatory (not comparable)

1. Serving to disconfirm something.
   • 1998, Usha Goswami, Cognition in Children, Psychology Press, p. 118,

     Logical thought requires the ability to test causal hypotheses in a systematic way, recognising which causal possibilities must be ruled out as well as which can be maintained in the light of the available causal evidence. This requires an appreciation of disconfirmatory as well as confirmatory evidence, and of what is causally relevant in a given situation.

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