(chiefly philosophy, uncountable) Introduction of evidence which conclusively establishes that a belief or hypothesis is not true or which diminishes the acceptability of a belief or hypothesis.

plural of disconfirmation

(transitive) To establish the falsity of a claim or belief; to show or to tend to show that a theory or hypothesis is not valid.

Third-person singular simple present indicative form of disconfirm

simple past tense and past participle of disconfirm

present participle of disconfirm

That disconfirms

The condition of being disconfirmable

(sciences) Able to be disconfirmed

(psychology) A failed prophecy, leading to a form of cognitive dissonance in the believer.